000 00544nam a22002177a 4500
015 _a0011175
016 _aJOH
020 _a1559530693
041 _aENG
080 _a510
100 _aJohnson , Ken
_96231
245 _aProblem solving strategies : crossing the river with dogs
260 _aKey curriculum :
_bAmerica ;
_c1994.
300 _a372 p ;24 cm .
_b01
310 _a2025-05-26
852 _aL
999 _c9719
_d9719