APA (7th ed.) Citation

Boyd, G., & Hopple, G. W. (1987). Political change and foreign policies. Frances Pinter.

Chicago Style (17th ed.) Citation

Boyd, Gavin, and Gerald W. Hopple. Political Change and Foreign Policies. London: Frances Pinter, 1987.

MLA (9th ed.) Citation

Boyd, Gavin, and Gerald W. Hopple. Political Change and Foreign Policies. Frances Pinter, 1987.