APA
Wright R. J., Wright R. J., Stanger G. & Martland J. (2006). Teaching number in the classroom with 4 - 8 year-olds. Los Angeles: SAGE Publications.
Chicago
Wright Robert J, Wright Robert J, Stanger Garry and Martland Jim. 2006. Teaching number in the classroom with 4 - 8 year-olds. Los Angeles: SAGE Publications.
Harvard
Wright R. J., Wright R. J., Stanger G. and Martland J. (2006). Teaching number in the classroom with 4 - 8 year-olds. Los Angeles: SAGE Publications.
MLA
Wright Robert J, Wright Robert J, Stanger Garry and Martland Jim. Teaching number in the classroom with 4 - 8 year-olds. Los Angeles: SAGE Publications. 2006.