↑ Nowarra 1997, original German title of the Schiffer book.
Tài liệu
Green, William. Warplanes of the Second World War, Volume Five: Flying Boats. London: Macdonald & Co.(Publishers) Ltd., 5th impression 1972. ISBN 0-356-01449-5.
Green, William. Warplanes of the Third Reich. London: Macdonald and Jane's Publishers Ltd., 4th impression 1979. ISBN 0-356-02382-6.
Ledwoch, Janusz. Bv 138 (Wydawnictwo Militaria 64) (in Polish). Warszawa, Poland: Wydawnictwo Militaria, 1998. ISBN 83-7219-015-1.
Nowarra, Heinz J. and Cox, Don (transl.) Blohm & Voss Bv 138 (Schiffer Military History). Atglen, PA: Schiffer Publishing Ltd., 1997. ISBN 0-7643-0296-5.
Smith J.Richard and Kay, Anthony. German Aircraft of the Second World War. London: Putnam & Company Ltd., 1972 (3rd impression 1978). ISBN 0-370-00024-2.
