Cita APA (7th ed.)
Johnson, S. W., & Morasky, R. L. (1980). Learning disabilities (2nd ed.). Allyn and Bacon.
Cita Chicago (17th ed.)
Johnson, Stanley W., i Robert L. Morasky. Learning Disabilities. 2nd ed. Boston: Allyn and Bacon, 1980.
Cita MLA (9th ed.)
Johnson, Stanley W., i Robert L. Morasky. Learning Disabilities. 2nd ed. Allyn and Bacon, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.