000			00614nam a22002057a 4500
008			230313b |||||||| |||| 00| 0 eng d
020			_a0-408-70829-8
040			_aNational Science Library _cNational Science Library
080			_aD 025.49BC _bJ2;L7
100			_aMills, J _92543
245			_aBliss bibliographic classification
250			_a2nd ed.
260			_aLondon: _bButterworths, _c1977
300			_axvii, 21p.
500			_aClass J- Education
650			_aBibliographic classification
653			_aClassification association
653			_aComplete classification
942			_2udc _cBK
999			_c7814 _d7814