000 00318nam a22001337a 4500
999 _c10978
_d10978
082 _a500 PET
100 _aPETCHELL, M. J.
245 _aScience for the Seventies Book 3 /
260 _bCORONET BOOKS LTD
_c1972,
300 _a231p.: ill.; 24.5 cm.
500 _aIncludes index.
650 _aScience
942 _cBK