Dolan, D., & Williamson, J. (1990). Mathematics activities for elementary school teachers: A problem solving approach. Benjamin/Cummings.
Chicago Style (17th ed.) CitationDolan, Dan, and Jim Williamson. Mathematics Activities for Elementary School Teachers: A Problem Solving Approach. Redwood City, Calif: Benjamin/Cummings, 1990.
MLA (9th ed.) CitationDolan, Dan, and Jim Williamson. Mathematics Activities for Elementary School Teachers: A Problem Solving Approach. Benjamin/Cummings, 1990.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.