APA (7th ed.) Citation

Welfens, P. J. J. (1982). On the economics of peacekeeping: A crit. review.

Chicago Style (17th ed.) Citation

Welfens, Paul J. J. On the Economics of Peacekeeping: A Crit. Review. Duisburg, 1982.

MLA (9th ed.) Citation

Welfens, Paul J. J. On the Economics of Peacekeeping: A Crit. Review. 1982.