na INLIS000000000000429 20150324114144.0 9789796838264 010-031500000000172 21 001.5 001.5 OLI p Helena Olii Public Speaking / Helena Olii Cet.3 Jakarta Indeks 2009 xi, 144 hlm.: ilus.; 25 cm. Pengetahuan Umum Lidia Evelina Dra. , MM. Perpusdakedirikota 1130(20699)/PU-KDR/HD/2009