Miller, M., & Lee, M. (1994). Estimation investigations: More than 65 activities to build mathematical reasoning and number sense. Scholastic Professional Books.
Chicago Style (17th ed.) CitationMiller, Marcia, and Martin Lee. Estimation Investigations: More than 65 Activities to Build Mathematical Reasoning and Number Sense. New York: Scholastic Professional Books, 1994.
MLA (9th ed.) CitationMiller, Marcia, and Martin Lee. Estimation Investigations: More than 65 Activities to Build Mathematical Reasoning and Number Sense. Scholastic Professional Books, 1994.
Warning: These citations may not always be 100% accurate.