Não informado. (1901). Bulletin. Iowa State College of Agriculture and Mechanic Arts.
Style de citation Chicago (17e éd.)Não informado. Bulletin. Ames, Iowa: Iowa State College of Agriculture and Mechanic Arts, 1901.
Style de citation MLA (8e éd.)Não informado. Bulletin. Iowa State College of Agriculture and Mechanic Arts, 1901.
Attention : ces citations peuvent ne pas être correctes à 100%.