na INLIS000000000008843 20170126105131.0 979-002-441-X 010-011700000000193 SBPUBUK Ind [22] 663.7 663.7 SIR B Siregar, Tumpal H.S 1959 Budi Daya Cokelat/ Tumpal H.S Siregar,Slamet Riyadi,Laela Nuraeni Cet.4 Jakarta : Penebar Swadaya, 2014 172 hlm.: ilus.; 23 cm. hlm.153-162 Perkebunan Cokelat Slamet Riyadi,Laela Nuraeni SBPUBUK 1419/KPAD/2016 1420/KPAD/2016