International Congress for Project Planning by Network Analysis, 2d, Amsterdam, 1969, & Lombaers, H. J. M. (1969). Project planning by network analysis: Proceedings of the second international congress, Amsterdam, The Netherlands, 6-10 October 1969. North-Holland Pub. Co.
Chicago Style (17th ed.) CitationInternational Congress for Project Planning by Network Analysis, 2d, Amsterdam, 1969, and H. J. M. Lombaers. Project Planning by Network Analysis: Proceedings of the Second International Congress, Amsterdam, The Netherlands, 6-10 October 1969. Amsterdam: North-Holland Pub. Co, 1969.
MLA (9th ed.) CitationInternational Congress for Project Planning by Network Analysis, 2d, Amsterdam, 1969, and H. J. M. Lombaers. Project Planning by Network Analysis: Proceedings of the Second International Congress, Amsterdam, The Netherlands, 6-10 October 1969. North-Holland Pub. Co, 1969.