Παραπομπή σε μορφή APA (7η εκδ.)

Iowa State College. Agricultural Extension Dept & Iowa State College. Extension Service. (1923). Beekeepers' bulletin. Iowa State College of Agriculture and Mechanic Arts, Agricultural Extension Dept..

Παραπομπή σε μορφή Chicago (17η εκδ.)

Iowa State College. Agricultural Extension Dept και Iowa State College. Extension Service. Beekeepers' Bulletin. Ames: Iowa State College of Agriculture and Mechanic Arts, Agricultural Extension Dept., 1923.

Παραπομπή σε μορφή MLA (8th εκδ.)

Iowa State College. Agricultural Extension Dept και Iowa State College. Extension Service. Beekeepers' Bulletin. Iowa State College of Agriculture and Mechanic Arts, Agricultural Extension Dept., 1923.