Situmorang, S. (1981). Danau Toba. Pustaka Jaya.
Chicago Style CitationSitumorang, Sitor. Danau Toba. Pustaka Jaya, 1981.
MLA CitationSitumorang, Sitor. Danau Toba. Pustaka Jaya, 1981.
Warning: These citations may not always be 100% accurate.
APA Citation