George Mathew. (2004). Biodiversity documentation for kerala: Insects. Kerala forest reserch institute.
Chicago Style aipamenaGeorge Mathew. Biodiversity Documentation for Kerala: Insects. Kerala: Kerala forest reserch institute, 2004.
MLA aipamenaGeorge Mathew. Biodiversity Documentation for Kerala: Insects. Kerala forest reserch institute, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.