APA (7th ed.) Citation

Quisumbing, E. A. Philippine orchids and their culture. Philippine Orchid Sorciety].

Chicago Style (17th ed.) Citation

Quisumbing, Eduardo Arguelles. Philippine Orchids and Their Culture. [Manila: Philippine Orchid Sorciety].

MLA (9th ed.) Citation

Quisumbing, Eduardo Arguelles. Philippine Orchids and Their Culture. Philippine Orchid Sorciety].

Warning: These citations may not always be 100% accurate.