APA (7th ed.) Zitazioa

Kerrod, R. (1994). Plant life. Marshall Cavendish.

Chicago Style (17th ed.) Zitazioa

Kerrod, Robin. Plant Life. New York: Marshall Cavendish, 1994.

MLA (9th ed.) Zitazioa

Kerrod, Robin. Plant Life. Marshall Cavendish, 1994.