Santos, A. E. (1974). Charm and personality: The key to your success. National Book Store].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSantos, Amparo E. Charm and Personality: The Key to Your Success. [Manila: National Book Store], 1974.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSantos, Amparo E. Charm and Personality: The Key to Your Success. National Book Store], 1974.
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