Jayasuriya, D. C. (1985). Regulation of pharmaceuticals in developing countries: Legal issues and approaches (First edition.). World health organization.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Jayasuriya, D. C. Regulation of Pharmaceuticals in Developing Countries: Legal Issues and Approaches. First edition. Geneva: World health organization, 1985.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Jayasuriya, D. C. Regulation of Pharmaceuticals in Developing Countries: Legal Issues and Approaches. First edition. World health organization, 1985.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.