APA

Nicholson R. W., Williams R. R., . (1978). The language of national defense in English. New York: Regents Publishing Co.

Chicago

Nicholson Robert W, Williams Ralph R, . 1978. The language of national defense in English. New York: Regents Publishing Co.

Harvard

Nicholson R. W., Williams R. R., . (1978). The language of national defense in English. New York: Regents Publishing Co.

MLA

Nicholson Robert W, Williams Ralph R, . The language of national defense in English. New York: Regents Publishing Co. 1978.