Cita APA

Turnbull, A. P., & Turnbull, H. R. (1990). Families, professionals, and exceptionality: A special partnership (2nd ed.). Merrill.

Citación estilo Chicago

Turnbull, Ann P., and H. Rutherford Turnbull. Families, Professionals, and Exceptionality: A Special Partnership. 2nd ed. Columbus, Ohio: Merrill, 1990.

Cita MLA

Turnbull, Ann P., and H. Rutherford Turnbull. Families, Professionals, and Exceptionality: A Special Partnership. 2nd ed. Merrill, 1990.