Παραπομπή APA

(1980). Seed technology conference: Proceedings of the Third Annual 1980. Iowa: Seed Science Center Iowa State University.

Παραπομπή Chicago Style

Seed Technology Conference: Proceedings of the Third Annual 1980. Iowa: Seed Science Center Iowa State University, 1980.

Παραπομπή MLA

Seed Technology Conference: Proceedings of the Third Annual 1980. Iowa: Seed Science Center Iowa State University, 1980.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.