APA

Dopico J. R. R., Calle & Sierra A. P. (2009). Encyclopedia of artificial intelligence. Vol.3. Mu-Z. New York: Information science reference.

Chicago

Dopico Juan Ramon Rabunal, Calle and Sierra Alejandro Pazos. 2009. Encyclopedia of artificial intelligence. Vol.3. Mu-Z. New York: Information science reference.

Harvard

Dopico J. R. R., Calle and Sierra A. P. (2009). Encyclopedia of artificial intelligence. Vol.3. Mu-Z. New York: Information science reference.

MLA

Dopico Juan Ramon Rabunal, Calle and Sierra Alejandro Pazos. Encyclopedia of artificial intelligence. Vol.3. Mu-Z. New York: Information science reference. 2009.