APA (7th ed.) Citation

Tyler, V. E. (1994). Herbs of choice: The therapeutic use of phytomedicinals. Pharmaceutical Products Press.

Chicago Style (17th ed.) Citation

Tyler, Varro E. Herbs of Choice: The Therapeutic Use of Phytomedicinals. New York: Pharmaceutical Products Press, 1994.

MLA (9th ed.) Citation

Tyler, Varro E. Herbs of Choice: The Therapeutic Use of Phytomedicinals. Pharmaceutical Products Press, 1994.