APA Style

Bakker,, K, R, A, J, W, D. (1993). Logic Programming Languages: Constraints, Functions, and Objects (1). Logic programming languages.: Cambridge, Mass. : MIT Press,.

MLA Style

Bakker,, Krzysztof, R., Apt,, J., W., De. "Logic Programming Languages: Constraints, Functions, and Objects". 1 Logic programming languages.: Cambridge, Mass. : MIT Press,, 1993. Text.