Hurlock, E. B. (1978). Child development (6th ed.). McGraw-Hill National Book Store.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHurlock, Elizabeth B. Child Development. 6th ed. New York, Manila: McGraw-Hill National Book Store, 1978.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHurlock, Elizabeth B. Child Development. 6th ed. McGraw-Hill National Book Store, 1978.
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