APA (7th ed.) Zitazioa

Sharma,O P. (1993). Plant Taxonomy. Tata McGraw-Hill.

Chicago Style (17th ed.) Zitazioa

Sharma,O P. Plant Taxonomy. New Delhi: Tata McGraw-Hill, 1993.

MLA (9th ed.) Zitazioa

Sharma,O P. Plant Taxonomy. Tata McGraw-Hill, 1993.