text Bangkok ESCAP/FAO/UNIDO 1987 eng vi, 100 p. : ill. ; 28 cm. Library has 2 copies Food and Agriculture Organization FERTILIZERS MARKETING PROMOTION ASIA 631.8.001.8 631.8.001.8 UNI f 220703 20220703013413 INLIS000000000002778 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)