APA (7th ed.) Citation

Gordon, B. (1990). Culture of the Phalaenopsis orchid (1st rev. 1990.). Laid-Back Publications.

Chicago Style (17th ed.) Citation

Gordon, Bob. Culture of the Phalaenopsis Orchid. 1st rev. 1990. Rialto, Calif.: Laid-Back Publications, 1990.

MLA (9th ed.) Citation

Gordon, Bob. Culture of the Phalaenopsis Orchid. 1st rev. 1990. Laid-Back Publications, 1990.