Tham khảo Dê_Oberhasli

  1. 1 2 3 4 5 6 7 Dohner, Janet Vorwald (2001), The encyclopedia of historic and endangered livestock and poultry breeds (PDF), Yale agrarian studies, Yale University Press, tr. 60–61, ISBN 978-0-300-08880-9
  2. ↑ http://dad.fao.org/cgi-bin/EfabisWeb.cgi?sid=0b1613ebf16355cf65f6a05b9a65fe25,reportsreport8a_50007362
  3. 1 2 Porter, Valerie (ed.), Ian Lauder Mason (2002). Mason's world dictionary of livestock breeds, types, and varieties 5th edition. Wallingford: CABI ISBN 085199430X. p. 149.
  4. 1 2 3 Ruth McCormick (July 2000). [History]. United Caprine News. Edited version[liên kết hỏng] on website of Oberhasli Breeders of America. Truy cập June 2014.
  5. ↑ Breed data sheet: Oberhasli/United States of America. Domestic Animal Diversity Information System of the Food and Agriculture Organization of the United Nations. Truy cập June 2014.

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