<SEMANGUN, H. Penyakit~ tanaman perkebunan di Indonesia. Gadjah Mada Press.
Chicago Style (17th ed.) Citation<SEMANGUN, Haryono>. Penyakit~ Tanaman Perkebunan Di Indonesia. Gadjah Mada Press.
MLA (8th ed.) Citation<SEMANGUN, Haryono>. Penyakit~ Tanaman Perkebunan Di Indonesia. Gadjah Mada Press.
Warning: These citations may not always be 100% accurate.