Kim R. McCone, "Hund, Wolf, und Krieger bei den Indogermanen" in W. Meid (ed.), Studien zum indogermanischen Wortschatz, Innsbruck, 1987, 101-154
Gell, William (1817) Itinerary of the Morea: being a description of the routes of that peninsula, 106
Guerber, Hélène Adeline (1992) [1909]. "Odin's Personal Appearance, Greek and Northern Mythologies". Myths of the Norsemen: from the eddas and the sagas (Dover ed.). Mineola, N.Y.: Dover Publications. pp. 17, 347. ISBN 0-486-27348-2. "At his feet crouched two wolves or hunting hounds, Geri and Freki, animals therefore sacred to him, and of good omen if met by the way. Odin always fed these wolves with his own hands from meat set before him."
Marjanović, Vesna (2005). Maske, maskiranje i rituali u Srbiji. p. 257. ISBN 9788675585572. "Вук као митска животиња дубо- ко је везан за балканску и српску митологију и култове. Заправо, то је животиња која је била распрострањена у јужнословенским крајевима и која је представљала сталну опасност како за стоку..."
Miklosich, Franz (1860). Die Bildung der slavischen Personennamen (in German). Vienna: Aus der kaiserlich-königlichen Hoff- und Staatdruckerei. pp. 44–45.
L. David Mech & Luigi Boitani (2001). Wolves: Behaviour, Ecology and Conservation. p. 448. ISBN 0-226-51696-2.
Bright, Michael (2006). Beasts of the Field: The Revealing Natural History of Animals in the Bible. p. 346. ISBN 1-86105-831-4.
Gammer, Moshe. The Lone Wolf and the Bear: Three Centuries of Chechen Defiance of Russian Rule. London 2006. Page 4
Brooke-Little, J P, Norroy and Ulster King of Arms, An heraldic alphabet (new and revisded edition), Robson Books, London, 1985 (first edition 1975); very few illustrations
Friar, Stephen (ed) A New Dictionary of Heraldry Alphabooks, Sherborne, 1987; with very few illustration of attitudes* Greaves, Kevin, A Canadian Heraldic Primer, Heraldry Society of Canada, Ottawa, 2000, lots but not enough illustrations
Heraldry Society (England), members' arms, with illustrations of bearings, only accessible by armiger's name (though a Google site search would provide full searchability), http://www.theheraldrysociety.com/resources/members.htm
Innes of Learney, Sir Thomas, Lord Lyon King of Arms Scots Heraldry (second edition)Oliver and Boyd, Edinburgh, 1956
Moncreiffe of Easter Moncreiffe, Iain, Kintyre Pursuivant of Arms, and Pottinger, Don, Herald Painter Extraordinary to the Court of the Lord Lyon King of Arms Simple Heraldry, Thomas Nelson and Sons, London andf Edinburgh, 1953; splendidly illustrated
Neubecker, Ottfried (1976). Heraldry: Sources, Symbols and Meaning. Maidenhead, England: McGraw-Hill. ISBN 0-07-046312-3.
Royal Heraldry Society of Canada, Members' Roll of Arms, with illustrations of bearings, only accessible by armiger's name (though a Google site search would provide full searchability), http://www.heraldry.ca/main.php?pg=l1
