A casebook in stuttering

MLA

Van Riper, Charles, and Leslie Gruber. A Casebook In Stuttering. New York: Harper, 1957.

APA

Van Riper, C., & Gruber, L. (1957). A casebook in stuttering. New York: Harper.

Chicago

Van Riper, Charles, and Leslie Gruber. A Casebook In Stuttering. New York: Harper, 1957.