Simanjuntak, L. Usaha pertanian bersepadu. K. Lumpur: Synergy Media Books.
Chicago Style CitationSimanjuntak, Linus. Usaha Pertanian Bersepadu. K. Lumpur: Synergy Media Books.
MLA CitationSimanjuntak, Linus. Usaha Pertanian Bersepadu. K. Lumpur: Synergy Media Books.
Warning: These citations may not always be 100% accurate.