APA (7th ed.) Citation

Lamon, S. J. (1999). Teaching fractions and ratios for understanding: Essential content knowledge and instructional strategies for teachers. Erlbaum.

Chicago Style (17th ed.) Citation

Lamon, Susan J. Teaching Fractions and Ratios for Understanding: Essential Content Knowledge and Instructional Strategies for Teachers. Mahwah, N.J.: Erlbaum, 1999.

MLA (9th ed.) Citation

Lamon, Susan J. Teaching Fractions and Ratios for Understanding: Essential Content Knowledge and Instructional Strategies for Teachers. Erlbaum, 1999.