APA (7th ed.) Citation

Dury, G. H., & Mathieson, R. S. (1976). The United States and Canada / (by) G.H. Dury and R.S. Mathieson (2nd ed.). Heinemann Educational.

Chicago Style (17th ed.) Citation

Dury, G. H., and Ray S. Mathieson. The United States and Canada / (by) G.H. Dury and R.S. Mathieson. 2nd ed. London: Heinemann Educational, 1976.

MLA (9th ed.) Citation

Dury, G. H., and Ray S. Mathieson. The United States and Canada / (by) G.H. Dury and R.S. Mathieson. 2nd ed. Heinemann Educational, 1976.

Warning: These citations may not always be 100% accurate.