Apt, K. R., Bakker, J. W. d., & Rutten, J. M. (1993). Logic programming languages: Constraints, functions, and objects. The MIT Press.
Chicago Style (17th ed.) CitationApt, Krzysztof R., J. W. de Bakker, and J. M. Rutten. Logic Programming Languages: Constraints, Functions, and Objects. Cambridge, Massachusetts: The MIT Press, 1993.
MLA (9th ed.) CitationApt, Krzysztof R., et al. Logic Programming Languages: Constraints, Functions, and Objects. The MIT Press, 1993.
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