%0 Conference Proceeding %0 Book %E Chen, Peter P. S. %I North-Holland Pub. Co. ; %D 1980 %C Amsterdam ; New York %G English %@ 0444854878 (Elsevier North-Holland) %T Entity-relationship approach to systems analysis and design : proceedings of the International Conference on Entity-Relationship Approach to Systems Analysis and Design, Los Angeles, December 10-12, 1979