What's your sign for pizza? : an introduction to variation in American sign language

MLA

Lucas, Ceil, Robert Bayley, and Clayton Valli. What's Your Sign for Pizza? : an Introduction to Variation In American Sign Language. Washington, D.C.: Gallaudet University Press, 2003.

APA

Lucas, C., Bayley, R., & Valli, C. (2003). What's your sign for pizza? : an introduction to variation in American sign language. Washington, D.C.: Gallaudet University Press.

Chicago

Lucas, Ceil, Robert Bayley, and Clayton Valli. What's Your Sign for Pizza?: An Introduction to Variation In American Sign Language. Washington, D.C.: Gallaudet University Press, 2003.