text Ottawa IDRC 1993 Ind 63 p.: 24 cm.-- 63 p.: 24 cm.-- Bibl.: p. 59-63 RATH, Amitaw ENVIRONMENTS TECHNOLOGY TRANSFER 551.588.001.5 551.588.001.5RATg 0-88936-672-1 INLIS000000000003246 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)