APA aipamena

Snell, M. E. (1993). Instruction of students with severe disabilities (4th edition.). Merrill / Macmillan.

Chicago Style aipamena

Snell, Martha E. Instruction of Students with Severe Disabilities. 4th edition. New York: Merrill / Macmillan, 1993.

MLA aipamena

Snell, Martha E. Instruction of Students with Severe Disabilities. 4th edition. Merrill / Macmillan, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.