APA aipamena

(1970). Annual report on crop improvement program 1969. VietNam: Institute of Agricultural Research, Agronomy Service.

Chicago Style aipamena

Annual Report On Crop Improvement Program 1969. VietNam: Institute of Agricultural Research, Agronomy Service, 1970.

MLA aipamena

Annual Report On Crop Improvement Program 1969. VietNam: Institute of Agricultural Research, Agronomy Service, 1970.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.