Παραπομπή APA

Hooker, J. D. (1967). Century of Indian orchids selected from drawings in the Herbarium of the botanic garden, Calcutta. Today & Tomorrows Publications.

Παραπομπή Chicago Style

Hooker, J. D. Century of Indian Orchids Selected from Drawings in the Herbarium of the Botanic Garden, Calcutta. Today & Tomorrows Publications, 1967.

Παραπομπή MLA

Hooker, J. D. Century of Indian Orchids Selected from Drawings in the Herbarium of the Botanic Garden, Calcutta. Today & Tomorrows Publications, 1967.