APA (7th ed.) Citation

Calvert, P. (1988). The Central American security system: North-south or east-west. Cambridge University Press.

Chicago Style (17th ed.) Citation

Calvert, Peter. The Central American Security System: North-south or East-west. Cambridge [Cambridgeshire] ; New York: Cambridge University Press, 1988.

MLA (9th ed.) Citation

Calvert, Peter. The Central American Security System: North-south or East-west. Cambridge University Press, 1988.