Brock, G., & Gurekas, V. L. (1994). The penicillin parents. Letter to an ethicist. College of Family Physicians of Canada.
استشهاد بنمط شيكاغوBrock, G., و V. L. Gurekas. The Penicillin Parents. Letter to an Ethicist. College of Family Physicians of Canada, 1994.
MLA استشهادBrock, G., و V. L. Gurekas. The Penicillin Parents. Letter to an Ethicist. College of Family Physicians of Canada, 1994.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.