Polloway, E. A. (1997). Developmental principles of the Luckasson et al. (1992) AAMR definition of mental retardation: A retrospective. [s.n.].
Cita Chicago Style (17a ed.)Polloway, Edward A. Developmental Principles of the Luckasson Et Al. (1992) AAMR Definition of Mental Retardation: A Retrospective. [S.l.]: [s.n.], 1997.
Cita MLA (9a ed.)Polloway, Edward A. Developmental Principles of the Luckasson Et Al. (1992) AAMR Definition of Mental Retardation: A Retrospective. [s.n.], 1997.
Precaución: Estas citas no son 100% exactas.