APA-referens

(1981). Seed technology conference: Proceedings of the fourth annual 1981. Iowa: Seed Science Center, Iowa State University.

Chicago-stil citat

Seed Technology Conference: Proceedings of the Fourth Annual 1981. Iowa: Seed Science Center, Iowa State University, 1981.

MLA-referens

Seed Technology Conference: Proceedings of the Fourth Annual 1981. Iowa: Seed Science Center, Iowa State University, 1981.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.