APA (7th ed.) Citation

Hamka & Hamka, R. (1982). Studi Islam (Cet. 1.). Pustaka Panjimas.

Chicago Style (17th ed.) Citation

Hamka and Rusydi Hamka. Studi Islam. Cet. 1. [Jakarta?]: Pustaka Panjimas, 1982.

MLA (9th ed.) Citation

Hamka and Rusydi Hamka. Studi Islam. Cet. 1. Pustaka Panjimas, 1982.

Warning: These citations may not always be 100% accurate.