APA Citation

Aylawati Sarwono. (2007). Danau Toba: The beautiful lake. Jakarta: Elex Media Komputindo.

Chicago Style Citation

Aylawati Sarwono. Danau Toba: The Beautiful Lake. Jakarta: Elex Media Komputindo, 2007.

MLA Citation

Aylawati Sarwono. Danau Toba: The Beautiful Lake. Jakarta: Elex Media Komputindo, 2007.

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