Logic Programming Summer School Zurich, Switzerland, Comyn, G., Fuchs, N. E., & Ratcliffe, M. (1992). Logic programming in action: Second international Logic Programming Summer School, LPSS '92, Zurich, Switzerland, September 7-11, 1992 : proceedings. Springer-Verlag.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Logic Programming Summer School Zurich, Switzerland, G. Comyn, N. E. Fuchs, và M. Ratcliffe. Logic Programming in Action: Second International Logic Programming Summer School, LPSS '92, Zurich, Switzerland, September 7-11, 1992 : Proceedings. Berlin : New York: Springer-Verlag, 1992.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Logic Programming Summer School Zurich, Switzerland, et al. Logic Programming in Action: Second International Logic Programming Summer School, LPSS '92, Zurich, Switzerland, September 7-11, 1992 : Proceedings. Springer-Verlag, 1992.