000			00609nam a22002297a 4500
003			OSt
005			20220328124403.0
008			130101b xxu||||| |||| 00| 0 eng d
020			_a0395313058
040			_ctshering
082			_a511 DUL
100			_aDuncan, Ernest R.
245			_aMathematics / _cErnest R Duncan; et al
260			_aBoston : _aPalo Alto : _bHoughton Mifflin company, _c1983.
300			_a411 p. : _bill. ; _c26 cm.
504			_aInclude index.
650			_aMathematics.
650			_a Arithmetic.
700			_aQuast, Ernest R.
700			_ahAUBNER, Mary Ann.
942			_2ddc _cBK
999			_c5738 _d5738