APA (7th ed.) Zitazioa

Horst, R. K. (1983). Compendium of rose diseases. APS.

Chicago Style (17th ed.) Zitazioa

Horst, Ralph Kenneth. Compendium of Rose Diseases. Saint Paul: APS, 1983.

MLA (9th ed.) Zitazioa

Horst, Ralph Kenneth. Compendium of Rose Diseases. APS, 1983.