Kopmeyer, M. R. (1991). Proven success methods here's help: To get rid of your problems and fulfill your desires. Universal book stall.
استشهاد بنمط شيكاغوKopmeyer, M. R. Proven Success Methods Here's Help: To Get Rid of Your Problems and Fulfill Your Desires. New Delhi: Universal book stall, 1991.
MLA استشهادKopmeyer, M. R. Proven Success Methods Here's Help: To Get Rid of Your Problems and Fulfill Your Desires. Universal book stall, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.