IV), P. P. N. I. (. (1997). VADEMECUM BIDANG TANAMAN KAKAO. PTPN IV.
Chicago Style (17th ed.) CitationIV), PT Perkebunan Nusantara IV (PTPN. VADEMECUM BIDANG TANAMAN KAKAO. PTPN IV, 1997.
MLA (8th ed.) CitationIV), PT Perkebunan Nusantara IV (PTPN. VADEMECUM BIDANG TANAMAN KAKAO. PTPN IV, 1997.
Warning: These citations may not always be 100% accurate.