Frank S.Todd. (1997). Handbook of waterfowl identification. Ibis Publishing Compay.
Chicago Style (17th ed.) CitationFrank S.Todd. Handbook of Waterfowl Identification. Califonia: Ibis Publishing Compay, 1997.
MLA (9th ed.) CitationFrank S.Todd. Handbook of Waterfowl Identification. Ibis Publishing Compay, 1997.
Warning: These citations may not always be 100% accurate.