Παραπομπή APA

Easa, P. S. J. (2004). Biodiversity documentation for Kerala, Part11: Birds.

Παραπομπή Chicago Style

Easa, P S; Jayson. Biodiversity Documentation for Kerala, Part11: Birds. Kerala Forest Research Institute, Peechi, 2004.

Παραπομπή MLA

Easa, P S; Jayson. Biodiversity Documentation for Kerala, Part11: Birds. 2004.