Cita APA (7a ed.)

Averill, L., Lee, H., & Felce, D. (1989). A guide to training resources in mental handicap, 1989. BIMH.

Cita Chicago Style (17a ed.)

Averill, Linda, Heather Lee, y David Felce. A Guide to Training Resources in Mental Handicap, 1989. Kidderminster: BIMH, 1989.

Cita MLA (9a ed.)

Averill, Linda, et al. A Guide to Training Resources in Mental Handicap, 1989. BIMH, 1989.