edited by Barbara P. Buttenfield, Robert B. McMaster ; foreword by Herbert Freeman
Longman Scientific & Technical, 1991
Buku Teks
Borner, Katy, author
London : MIT press, 2015
Buku Referensi
Brachman, Ronald J., author
Elsevier, 2004
Buku Teks
edited by Ronald J. Brachman; Hector J. Levesque
Morgan Kaufmann Publishers, 1985
Buku Teks
edited by Leif B. Methlie and Ralph H. Sprague
North Holland, 1985
Buku Teks