APA (7th ed.) Citation

(2008). Surga Kaldera Kawah Ijen. LPM HIMMAH UII.

Chicago Style (17th ed.) Citation

Surga Kaldera Kawah Ijen. LPM HIMMAH UII, 2008.

MLA (8th ed.) Citation

Surga Kaldera Kawah Ijen. LPM HIMMAH UII, 2008.

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