Παραπομπή APA

Nagni, S., & Tsur, S. (1989). A logical language for data and knowledge bases. New York: Computer Science Press.

Παραπομπή Chicago Style

Nagni, Shamim., and Shalan Tsur. A Logical Language for Data and Knowledge Bases. New York: Computer Science Press, 1989.

Παραπομπή MLA

Nagni, Shamim., and Shalan Tsur. A Logical Language for Data and Knowledge Bases. New York: Computer Science Press, 1989.

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