000			00498nam a22001457a 4500
008			230322b |||||||| |||| 00| 0 eng d
040			_aNational Science Library _cNational Science Library
080			_aD 025.47AIP:52/53 _bL4
245			_aPhysics and astronomy classification scheme _c/ The American Institute of Physics
260			_aAmerica: _bThe American Institute of Physics, _c1974
300			_a76p.
650			_aLibrary science
653			_aclassification scheme
942			_2udc _cBK
999			_c12489 _d12489