APA Цитирование

Iowa State College. Agricultural Experiment Station & Iowa State College. Agricultural Extension Station. (1939). Bulletin P. Agricultural Experiment Station--Agricultural Extension Service, Iowa State College.

Chicago-стиль цитирования

Iowa State College. Agricultural Experiment Station and Iowa State College. Agricultural Extension Station. Bulletin P. Ames, Iowa: Agricultural Experiment Station--Agricultural Extension Service, Iowa State College, 1939.

MLA-цитирование

Iowa State College. Agricultural Experiment Station and Iowa State College. Agricultural Extension Station. Bulletin P. Agricultural Experiment Station--Agricultural Extension Service, Iowa State College, 1939.

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.