text Medan Polbangtan Medan 2022 ind ii, 31 p. : ill, ; 30 cm Dinda Pratiwi Olahan Ubi D 641.347.72 D 641.347.72 PRA p 230313 20230313022747 INLIS000000000000126 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)