APA (7th ed.) Citation

Papacosma, B. (2001). NATO after fifty years. SR Books.

Chicago Style (17th ed.) Citation

Papacosma, Biktor. NATO After Fifty Years. Wilmington, Del: SR Books, 2001.

MLA (8th ed.) Citation

Papacosma, Biktor. NATO After Fifty Years. SR Books, 2001.