000 00494nam a22001937a 4500
999 _c465
_d465
003 OSt
005 20201014120902.0
008 160718b xxu||||| |||| 00| 0 eng d
020 _a9231010581
040 _aMMU
_beng
_cMMU
_dMMU
050 _aQ181
_b.U475 1973
110 _aUnesco
245 _aNew Unesco source book for science teaching
260 _aUSA :
_b Heinmann ,
_c1973 .
300 _a270 p. :
500 _aincludes index
650 _aScience Teaching
942 _2lcc
_cSHORTLOAN