American Chemical Society. Division of Organic Coatings and Plastics Chemistry, American Chemical Society. Division of Polymer Chemistry, Paul, D. R., & Harris, F. W. (1976). Controlled release polymeric formulations. American Chemical Society.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)American Chemical Society. Division of Organic Coatings and Plastics Chemistry, American Chemical Society. Division of Polymer Chemistry, Donald R. Paul, و Frank Wayne Harris. Controlled Release Polymeric Formulations. Washington, DC: American Chemical Society, 1976.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)American Chemical Society. Division of Organic Coatings and Plastics Chemistry, et al. Controlled Release Polymeric Formulations. American Chemical Society, 1976.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.