Easa, P. S. J. (2004). Biodiversity Documentation for Kerala, Part 2: Birds.
シカゴスタイル引用形Easa, P S; Jayson. Biodiversity Documentation for Kerala, Part 2: Birds. Kerala Forest Research Institute, Peechi, 2004.
MLA引用形式Easa, P S; Jayson. Biodiversity Documentation for Kerala, Part 2: Birds. 2004.
警告: この引用は必ずしも正確ではありません.