APA (7th ed.) Citation

Barston, R. P. (1988). Modern diplomacy. Longman.

Chicago Style (17th ed.) Citation

Barston, R. P. Modern Diplomacy. London ; New York: Longman, 1988.

MLA (8th ed.) Citation

Barston, R. P. Modern Diplomacy. Longman, 1988.

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