APA

American Management Association, Clavering R. & Alper B. (1966). How to say what you mean. New York: .

Chicago

American Management Association, Clavering Rose and Alper ByrnaC. 1966. How to say what you mean. New York: .

Harvard

American Management Association, Clavering R. and Alper B. (1966). How to say what you mean. New York: .

MLA

American Management Association, Clavering Rose and Alper ByrnaC. How to say what you mean. New York: . 1966.