Gaya APA

Hurlock, E, B. (1981). Child Develeopment : Elizabeth B. Hurlock (ed. 10 cet.4). Tokyo: McGraw-Hill.

Gaya MLA

Hurlock, Elizabeth, B.. "Child Develeopment : Elizabeth B. Hurlock". ed. 10 cet.4 Tokyo: McGraw-Hill, 1981. Buku.