APA (7th ed.) Citation

Fennell, F., & Speer, W. R. (2013). Defining mathematics education: Presidential yearbook selections 1926-2012, seventy-fifth yearbook. NCTM.

Chicago Style (17th ed.) Citation

Fennell, Francis, and William R. Speer. Defining Mathematics Education: Presidential Yearbook Selections 1926-2012, Seventy-fifth Yearbook. NCTM, 2013.

MLA (8th ed.) Citation

Fennell, Francis, and William R. Speer. Defining Mathematics Education: Presidential Yearbook Selections 1926-2012, Seventy-fifth Yearbook. NCTM, 2013.

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