Brock, G., Gurekas, V. L., & Thomas, J. E. (1993). The jumpy janitor. Letter to an ethicist. College of Family Physicians of Canada.
استشهاد بنمط شيكاغوBrock, G., V. L. Gurekas, و J. E. Thomas. The Jumpy Janitor. Letter to an Ethicist. College of Family Physicians of Canada, 1993.
MLA استشهادBrock, G., V. L. Gurekas, و J. E. Thomas. The Jumpy Janitor. Letter to an Ethicist. College of Family Physicians of Canada, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.