APA (7th ed.) Citation

Perkins, W. H. (1978). Human perpsectives in speech and language disorders. The C. V. Mosby.

Chicago Style (17th ed.) Citation

Perkins, William H. Human Perpsectives in Speech and Language Disorders. The C. V. Mosby, 1978.

MLA (9th ed.) Citation

Perkins, William H. Human Perpsectives in Speech and Language Disorders. The C. V. Mosby, 1978.

Warning: These citations may not always be 100% accurate.