Gaya APA

Sujana, C. (2008). How To Multiply Your Chid's Intelligence: A Practical Guide for Parents of Seven-Years-Old and Below (Cet. 2). Yogyakarta: PT. Indeks.

Gaya MLA

Sujana, Christine. "How To Multiply Your Chid's Intelligence: A Practical Guide for Parents of Seven-Years-Old and Below". Cet. 2 Yogyakarta: PT. Indeks, 2008. Text.