A Practical manual and sofware package for activitive surveillance in developing countries text Australia Australian Centre for International Agriculture Research 1999 viii, 330 p.: ill ; 30 cm ANGUS, Cameron LIVESTOCK DISEASE DISEASE SURVEYS 636.089 636.089 ANG a ISBN 1-86320-234-x 260621 20260621060551 INLIS000000000000050 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)