Hotnida c.h. Siregar text Jakarta Penebar Swadaya 2011 1 id iv,76hlm.;ilus.:23cm Propolis 638.135 978-979-002-472-4 210427 20210427141213 INLIS000000000000321 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)