(1997). Seed technology. Published jointly by Association of Official Seed Analysts [and] Society of Commercial Seed Technologists.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Seed Technology. Lincoln, NE: Published jointly by Association of Official Seed Analysts [and] Society of Commercial Seed Technologists, 1997.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Seed Technology. Published jointly by Association of Official Seed Analysts [and] Society of Commercial Seed Technologists, 1997.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.