Dyfyniad APA
DOWNING, J., & BAILEY, B. (1990). DEVELOPING VISION USE WITHIN FUNCTIONAL DAILY ACTIVITIES FOR STUDENTS WITH VISUAL AND MULTIPLE DISABILITIES.
Dyfyniad Arddull Chicago
DOWNING, J., and B. BAILEY. DEVELOPING VISION USE WITHIN FUNCTIONAL DAILY ACTIVITIES FOR STUDENTS WITH VISUAL AND MULTIPLE DISABILITIES. 1990.
Dyfyniad MLA
DOWNING, J., and B. BAILEY. DEVELOPING VISION USE WITHIN FUNCTIONAL DAILY ACTIVITIES FOR STUDENTS WITH VISUAL AND MULTIPLE DISABILITIES. 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.