APA (7th ed.) Zitazioa

Ramos, D. E. (1981). Prune orchard management. University of California, Division of Agricultural Sciences.

Chicago Style (17th ed.) Zitazioa

Ramos, David E. Prune Orchard Management. Berkeley: University of California, Division of Agricultural Sciences, 1981.

MLA (9th ed.) Zitazioa

Ramos, David E. Prune Orchard Management. University of California, Division of Agricultural Sciences, 1981.