APA (7th ed.) Citation

Parker, R., & Humphreys, C. (2018). Digging Deeper: Making Number Talks Matter Even More, Grades 3-10.

Chicago Style (17th ed.) Citation

Parker, Ruth, and Cathy Humphreys. Digging Deeper: Making Number Talks Matter Even More, Grades 3-10. 2018.

MLA (9th ed.) Citation

Parker, Ruth, and Cathy Humphreys. Digging Deeper: Making Number Talks Matter Even More, Grades 3-10. 2018.

Warning: These citations may not always be 100% accurate.