APA

De Vitis A. A., Warner J. R., . (1966). Words in context. New York: Appleton-Century-Crofts.

Chicago

De Vitis A A, Warner John Riley, . 1966. Words in context. New York: Appleton-Century-Crofts.

Harvard

De Vitis A. A., Warner J. R., . (1966). Words in context. New York: Appleton-Century-Crofts.

MLA

De Vitis A A, Warner John Riley, . Words in context. New York: Appleton-Century-Crofts. 1966.