Johnson , Ken  <br/><br/>
Problem solving strategies : crossing the river with dogs  

 - Key curriculum :   America ;   1994. 
 - 372 p ;24 cm .  01 
 - 2025-05-26 
<br/><br/><label>ISBN: </label>1559530693 
<br/><br/><label>Nat. Bib. No.: </label>0011175 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>JOH 
<br/><br/><label>Universal Decimal Class. No.: </label>510