Bowman, J., Emerson, S., & Darnovsky, M. (1993). The practical sql handbook using structured query language (2a ed.). Addison-Wesley.
Cita Chicago Style (17a ed.)Bowman, J.S, S.L Emerson, y M. Darnovsky. The Practical Sql Handbook Using Structured Query Language. 2a ed. Reading: Addison-Wesley, 1993.
Cita MLA (9a ed.)Bowman, J.S, et al. The Practical Sql Handbook Using Structured Query Language. 2a ed. Addison-Wesley, 1993.
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