APA Citation

Sumarti, S., & A. Zaennudin, A. Z. (2017). FORMASI DANAU SANGAT ASAM KAWAH IJEN, JAWA TIMUR.

Chicago Style Citation

Sumarti, Sri, and A. Zaennudin A. Zaennudin. FORMASI DANAU SANGAT ASAM KAWAH IJEN, JAWA TIMUR. 2017.

MLA Citation

Sumarti, Sri, and A. Zaennudin A. Zaennudin. FORMASI DANAU SANGAT ASAM KAWAH IJEN, JAWA TIMUR. 2017.

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