Cita APA (7a ed.)

Wallace, B., & Bentley, R. (2012). Teaching thinking skills across the middle years: A practical approach for children aged 9-14. Routledge.

Cita Chicago Style (17a ed.)

Wallace, Belle, y Richard Bentley. Teaching Thinking Skills Across the Middle Years: A Practical Approach for Children Aged 9-14. Oxfordshire, England ; New York: Routledge, 2012.

Cita MLA (8a ed.)

Wallace, Belle, y Richard Bentley. Teaching Thinking Skills Across the Middle Years: A Practical Approach for Children Aged 9-14. Routledge, 2012.