APA (7th ed.) Zitazioa

Stiles ,Walter. (1994). Principles of plant physiology. Discovery.

Chicago Style (17th ed.) Zitazioa

Stiles ,Walter. Principles of Plant Physiology. New Delhi: Discovery, 1994.

MLA (9th ed.) Zitazioa

Stiles ,Walter. Principles of Plant Physiology. Discovery, 1994.