000 00449nam a22001697a 4500
003 OSt
005 20121210114113.0
008 121210b xxu||||| |||| 00| 0 eng d
020 _a0947613196
082 _a375.0083 COL
245 _aMathematics and environmental education ;
250 _bJohn D Collins.
260 _aWWF ;
_bWWF,
_c1990.
300 _a71 p.
_bill.
_c21 cm.
650 _aMathematics and environmental education.
942 _2ddc
_cBK
999 _c3274
_d3274