text Great Britain Western Printing Services LTD Bristol 1961 eng xii, 187 p. : ill; tab. ; 22 cm Pengendalian Hama 632.9 HAR t D2/75 - 240924 20240924083508 INLIS000000000001557 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)