NaqviT89'

BibTeX

@book{DBLP:books/cs/NaqviT89,
  author    = {Shamim A. Naqvi and
               Shalom Tsur},
  title     = {A Logical Language for Data and Knowledge Bases},
  publisher = {Computer Science Press},
  year      = {1989},
  isbn      = {0-7167-8200-6},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}