Symposium on mathematical fundamentals of database systems :Rostock, Gerhardt, H., Demetrovics, J., & Thalheim, B. MFDBS 91: 3rd Symposium on Mathematical Fundamentals of Database and Knowledge Base Systems, Rostock, Germany, May 6-9, 1991 : proceedings. Springer.
Style de citation Chicago (17e éd.)Symposium on mathematical fundamentals of database systems :Rostock, Hans-Detlef Gerhardt, János Demetrovics, et Bernhard Thalheim. MFDBS 91: 3rd Symposium on Mathematical Fundamentals of Database and Knowledge Base Systems, Rostock, Germany, May 6-9, 1991 : Proceedings. Berlin [etc.]: Springer.
Style de citation MLA (8e éd.)Symposium on mathematical fundamentals of database systems :Rostock, et al. MFDBS 91: 3rd Symposium on Mathematical Fundamentals of Database and Knowledge Base Systems, Rostock, Germany, May 6-9, 1991 : Proceedings. Springer.