APA (7th ed.) Citation

Suradji, G. (1991). Sahabat-sahabat. Gramedia.

Chicago Style (17th ed.) Citation

Suradji, Gustin. Sahabat-sahabat. Gramedia, 1991.

MLA (9th ed.) Citation

Suradji, Gustin. Sahabat-sahabat. Gramedia, 1991.

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