APA aipamena

Iowa State University. Agricultural and Home Economics Experiment Station & Iowa State University. Cooperative Extension Service. (1959). Bulletin P. [Agricultural and Home Economics Experiment Station, Cooperative Extension Service, Iowa State University?].

Chicago Style aipamena

Iowa State University. Agricultural and Home Economics Experiment Station and Iowa State University. Cooperative Extension Service. Bulletin P. Ames: [Agricultural and Home Economics Experiment Station, Cooperative Extension Service, Iowa State University?], 1959.

MLA aipamena

Iowa State University. Agricultural and Home Economics Experiment Station and Iowa State University. Cooperative Extension Service. Bulletin P. [Agricultural and Home Economics Experiment Station, Cooperative Extension Service, Iowa State University?], 1959.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.