(1996). The power of problem solving: Practical ideas and teaching strategies for any K-8 subject area. Allyn and Bacon.
Chicago-Zitierstil (17. Ausg.)The Power of Problem Solving: Practical Ideas and Teaching Strategies for Any K-8 Subject Area. Boston [u.a.]: Allyn and Bacon, 1996.
MLA-Zitierstil (9. Ausg.)The Power of Problem Solving: Practical Ideas and Teaching Strategies for Any K-8 Subject Area. Allyn and Bacon, 1996.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.