Cita APA (7th ed.)

Wright, R. J. (2002). Teaching number: Advancing children's skills and strategies. P. Chapman Pub.

Cita Chicago (17th ed.)

Wright, Robert J. Teaching Number: Advancing Children's Skills and Strategies. London: P. Chapman Pub, 2002.

Cita MLA (9th ed.)

Wright, Robert J. Teaching Number: Advancing Children's Skills and Strategies. P. Chapman Pub, 2002.