Patil, G., & Malhotra, R. B. (2001). Unique quintessence of physics for UPSC civil service preliminary examination (8th ed.). Unique Publishers.
استشهاد بنمط شيكاغوPatil, G.S.I, و R.H. Bharatidas Malhotra. Unique Quintessence of Physics for UPSC Civil Service Preliminary Examination. 8th ed. New Delhi: Unique Publishers, 2001.
MLA استشهادPatil, G.S.I, و R.H. Bharatidas Malhotra. Unique Quintessence of Physics for UPSC Civil Service Preliminary Examination. 8th ed. Unique Publishers, 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.