APA (7th ed.) Citation

ScienceDirect (Online service), Bly, B. M., & Rumelhart, D. E. (1999). Cognitive science. Academic Press.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Benjamin Martin Bly, and David E. Rumelhart. Cognitive Science. San Diego, Calif.: Academic Press, 1999.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Cognitive Science. Academic Press, 1999.