APA (7th ed.) Citation

Wagner, D., Tomkowitz, G., & Strachan, G. (1971). Anschluss: The week Hitler seized Vienna ([Abridged version].). St. Martin's Press.

Chicago Style (17th ed.) Citation

Wagner, Dieter, Gerhard Tomkowitz, and Geoffrey Strachan. Anschluss: The Week Hitler Seized Vienna. [Abridged version]. New York: St. Martin's Press, 1971.

MLA (9th ed.) Citation

Wagner, Dieter, et al. Anschluss: The Week Hitler Seized Vienna. [Abridged version]. St. Martin's Press, 1971.