Cita APA (7th ed.)

Hallahan, D. P., Kauffman, J. M., & Lloyd, J. W. (1996). Introduction to learning disabilities. Allyn and Bacon.

Cita Chicago (17th ed.)

Hallahan, Daniel P., James M. Kauffman, i John Wills Lloyd. Introduction to Learning Disabilities. Boston: Allyn and Bacon, 1996.

Cita MLA (9th ed.)

Hallahan, Daniel P., et al. Introduction to Learning Disabilities. Allyn and Bacon, 1996.