Gaya APA

Nasrullah, R. (2010). How to change weakness into power: ubah kelemahan jadi kekuatan . Ciputat: Kataelha.

Gaya MLA

Nasrullah, Rully. "How to change weakness into power: ubah kelemahan jadi kekuatan". Ciputat: Kataelha, 2010. Text.