Lua APA (7ú heag.)

HURLOCK, E. B. (1980). Development psychology: A life-span approach. Tata McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

HURLOCK, Elizabeth B. Development Psychology: A Life-span Approach. New Delhi: Tata McGraw-Hill, 1980.

Lua MLA (9ú heag.)

HURLOCK, Elizabeth B. Development Psychology: A Life-span Approach. Tata McGraw-Hill, 1980.

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