000 00749cam a2200193 a 4500
999 _c53308
_d53308
003 BD-DhIDS
005 20181114160750.0
008 181114s1974 th ||||| |||| 00| 0 eng d
040 _aBD-DhIDS
_cBD-DhIDS
_dBD-DhIDS
086 _aUN ESCAP APSS-27
110 2 _aUnited Nations
_bEconomic and Social Commission for Asia and the Pacific
245 0 2 _aA simplified guide for conducting pre-testing and evaluation of educational material by field-workers.
260 _aBangkok :
_bUnited Nations (UN) ,
_c1974
300 _a25p. :
_bill. ;
_c27 cm.
490 _aAsian population studies series, no. 27 (INSERT)
504 _aIncludes bibliographical references.
650 0 4 _aTeaching
_xAids and devices
_xEvaluation
_xCongresses
942 _2ddc
_cDC