WALUYO, Y. (2010). FENOMENA ANAK KEMBAR (TELAAH SIBLING RIVALRY).
Chicagoスタイル(17版)引用形式WALUYO, YOGA. FENOMENA ANAK KEMBAR (TELAAH SIBLING RIVALRY). 2010.
MLA(9版)引用形式WALUYO, YOGA. FENOMENA ANAK KEMBAR (TELAAH SIBLING RIVALRY). 2010.
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