South Africa, South Africa, & South Africa. Dept. of Health. (1960). Regulations under the Food, drugs and disinfectants act, no. 13 of 1929. Government Printer.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)South Africa, South Africa, و South Africa. Dept. of Health. Regulations Under the Food, Drugs and Disinfectants Act, No. 13 of 1929. Pretoria: Government Printer, 1960.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)South Africa, et al. Regulations Under the Food, Drugs and Disinfectants Act, No. 13 of 1929. Government Printer, 1960.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.