APA (7th ed.) Citation
Chapin, S. H., & Johnson, A. (2006). Math matters: Understanding the math you teach, grades K-8 (2nd ed.). Math Solutions Publications.
Chicago Style (17th ed.) Citation
Chapin, Suzanne H., and Art Johnson. Math Matters: Understanding the Math You Teach, Grades K-8. 2nd ed. Sausalito, CA: Math Solutions Publications, 2006.
MLA (9th ed.) Citation
Chapin, Suzanne H., and Art Johnson. Math Matters: Understanding the Math You Teach, Grades K-8. 2nd ed. Math Solutions Publications, 2006.
Warning: These citations may not always be 100% accurate.