000 00439 a2200169 4500
041 _aEn
082 _a570
_bGRE
100 _aGregory , William H.
245 _aTeachers' manual to accompany biological science for high school
260 _aNew Delhi
_bEurasia Publishing
300 _c21 cm.
_avi,157 p.
650 _aBIOLOGY
650 _aNATURAL SCIENCES
650 _aLIFE SCIENCES
700 _aGoldman , Edward H.
942 _cSR
999 _c32340
_d33887