000 00428nam a2200169Ia 4500
008 151015s1966||||xx |||||||||||||| ||und||
013 _aPILC
020 _a70138834
040 _cSICM LIBRARY
082 _a507 Sc2
245 _aScience Readings
260 _aNew York :
_bMcGraw-Hill Book Company,
_c1966.
300 _a184 pages
650 _aEducation, research, related topics
650 _aScience
942 _2ddc
_cBK
999 _c26843
_d26843