000 004580000a22001930004500
245 _aThe Penguin book of the physical world
260 _aHarmondsworth
_bPenguin Books
_c1976
300 _a161p. : col. ill., photos.
020 _a0140037136
080 _a5
_bP4
650 _aSCIENCE
650 _aPHYSICS
650 _aCHEMISTRY
650 _aGEOLOGY
650 _aENERGY
650 _aMATHEMATICAL TECHNIQUES
041 _aEN
942 _cBK
999 _c40297
_d40297