Agricultural extension VAN DEN BAN, A.W. text Essex Longman Scientific and Technical 1988 en xi, 328 p.: ill.; 22 cm. VAN DEN BAN, A.W. AGRICULTURE -- EXTENSION 63/VAN/a 0-582-02883-3 240306 20240306083403 INLIS000000000011982 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)