(1980). Seed technology conference: Proceedings of the Third Annual 1980. Iowa: Seed Science Center Iowa State University.
استشهاد بنمط شيكاغوSeed Technology Conference: Proceedings of the Third Annual 1980. Iowa: Seed Science Center Iowa State University, 1980.
MLA استشهادSeed Technology Conference: Proceedings of the Third Annual 1980. Iowa: Seed Science Center Iowa State University, 1980.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.