Gaya APA

Haryanto, P, A., Christiano, P, &. (2017). IPA & IPS (Cet. 1.--). Depok: Coconut Books.

Gaya MLA

Haryanto, Putri, Azzahra., Christiano, Putri, &. "IPA & IPS". Cet. 1.-- Depok: Coconut Books, 2017. Text.