APA-referens (7:e uppl.)

Cootes, J. (2011). Philippine native orchid species. Katha Publishing Co.

Chicago-referens (17:e uppl.)

Cootes, Jim. Philippine Native Orchid Species. Quezon City: Katha Publishing Co, 2011.

MLA-referens (9:e uppl.)

Cootes, Jim. Philippine Native Orchid Species. Katha Publishing Co, 2011.