APA (7th ed.) Citation

WELCOM 2001 Heidelberg, Germany, Fiege, L., Mühl, G., & Wilhelm, U. (2001). Electronic commerce: Second International Workshop, WELCOM 2001, Heidelberg, Germany, November 16-17, 2001 : proceedings. Springer.

Chicago Style (17th ed.) Citation

WELCOM 2001 Heidelberg, Germany, Ludger Fiege, Gero Mühl, and Uwe Wilhelm. Electronic Commerce: Second International Workshop, WELCOM 2001, Heidelberg, Germany, November 16-17, 2001 : Proceedings. Berlin ; New York: Springer, 2001.

MLA (9th ed.) Citation

WELCOM 2001 Heidelberg, Germany, et al. Electronic Commerce: Second International Workshop, WELCOM 2001, Heidelberg, Germany, November 16-17, 2001 : Proceedings. Springer, 2001.