APA (7th ed.) Citation

Sujatmiko, Y. (2008). Mengenal Gunung Berapi. Pustaka Widyatama.

Chicago Style (17th ed.) Citation

Sujatmiko, Yulian. Mengenal Gunung Berapi. Pustaka Widyatama, 2008.

MLA (8th ed.) Citation

Sujatmiko, Yulian. Mengenal Gunung Berapi. Pustaka Widyatama, 2008.

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