Brown, L. R. (1999). MASA DEPAN BUMI. Yayasan Obor Indonesia.
Chicago Style (17th ed.) CitationBrown, Lester R. MASA DEPAN BUMI. Yayasan Obor Indonesia, 1999.
MLA (8th ed.) CitationBrown, Lester R. MASA DEPAN BUMI. Yayasan Obor Indonesia, 1999.
Warning: These citations may not always be 100% accurate.