APA (7th ed.) Citation

Sign Media, Inc, Madonna University (Livonia, Mich.), Cokely, D., & Graybill, P. (1993). An Introduction to the deaf community. Sign Media.

Chicago Style (17th ed.) Citation

Sign Media, Inc, Mich.) Madonna University (Livonia, Dennis Cokely, and Patrick Graybill. An Introduction to the Deaf Community. Burtonsville, MD: Sign Media, 1993.

MLA (9th ed.) Citation

Sign Media, Inc, et al. An Introduction to the Deaf Community. Sign Media, 1993.