Cita APA (7a ed.)

Fisher, D. H., Pazzani, M. J., & Langley, P. (1991). Concept formation: Knowledge and experience in unsupervised learning. Morgan Kaufmann Publishers.

Cita Chicago Style (17a ed.)

Fisher, Douglas H., Michael John Pazzani, y Pat Langley. Concept Formation: Knowledge and Experience in Unsupervised Learning. San Mateo, Calif.: Morgan Kaufmann Publishers, 1991.

Cita MLA (8a ed.)

Fisher, Douglas H., et al. Concept Formation: Knowledge and Experience in Unsupervised Learning. Morgan Kaufmann Publishers, 1991.