APA

Saunders M. D., Timler G. R., Cullinan T. B., Pilkey S., Questad K. A. & Saunders R. R. (20031216). Evidence of contingency awareness in people with profound multiple impairments: response duration versus response rate indicators. : Research in developmental disabilities.

Chicago

Saunders Muriel D, Timler Geralyn R, Cullinan Timothy B, Pilkey Shirley, Questad Kent A and Saunders Richard R. 20031216. Evidence of contingency awareness in people with profound multiple impairments: response duration versus response rate indicators. : Research in developmental disabilities.

Harvard

Saunders M. D., Timler G. R., Cullinan T. B., Pilkey S., Questad K. A. and Saunders R. R. (20031216). Evidence of contingency awareness in people with profound multiple impairments: response duration versus response rate indicators. : Research in developmental disabilities.

MLA

Saunders Muriel D, Timler Geralyn R, Cullinan Timothy B, Pilkey Shirley, Questad Kent A and Saunders Richard R. Evidence of contingency awareness in people with profound multiple impairments: response duration versus response rate indicators. : Research in developmental disabilities. 20031216.