APA (7th ed.) Citation

Johnsen, W. T. (1993). NATO'S Southern Tier: A strategic risk appraisal.

Chicago Style (17th ed.) Citation

Johnsen, William T. NATO'S Southern Tier: A Strategic Risk Appraisal. 1993.

MLA (9th ed.) Citation

Johnsen, William T. NATO'S Southern Tier: A Strategic Risk Appraisal. 1993.

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