Cita APA (7a ed.)

Denman, G. A. (2013). Mathematics: Strategies for Explaining Thinking. Shell Educational Publishing.

Cita Chicago Style (17a ed.)

Denman, Gregory A. Mathematics: Strategies for Explaining Thinking. Huntington Beach, CA: Shell Educational Publishing, 2013.

Cita MLA (8a ed.)

Denman, Gregory A. Mathematics: Strategies for Explaining Thinking. Shell Educational Publishing, 2013.