SpringerLink (Online service), Symposium on Conceptual Modeling, & Chen, P. P. S. (1999). Conceptual modeling: Current issues and future directions. Springer.
Chicago Style (17th ed.) CitationSpringerLink (Online service), Symposium on Conceptual Modeling, and Peter P. S. Chen. Conceptual Modeling: Current Issues and Future Directions. Berlin ; New York: Springer, 1999.
MLA (8th ed.) CitationSpringerLink (Online service), et al. Conceptual Modeling: Current Issues and Future Directions. Springer, 1999.
Warning: These citations may not always be 100% accurate.