APA引文

Enderby, P. M. (1987). Assistive communication aids, for the speech impaired. Churchill Livingstone.

Chicago Style (17th ed.) Citation

Enderby, Pamela Mary. Assistive Communication Aids, for the Speech Impaired. Edinburgh: Churchill Livingstone, 1987.

MLA引文

Enderby, Pamela Mary. Assistive Communication Aids, for the Speech Impaired. Churchill Livingstone, 1987.