APA

Murphy H. A., Hildebrandt H. W., . (1984). Effective business communications. New York: McGraw-Hill.

Chicago

Murphy Herta A, Hildebrandt Herbert William, . 1984. Effective business communications. New York: McGraw-Hill.

Harvard

Murphy H. A., Hildebrandt H. W., . (1984). Effective business communications. New York: McGraw-Hill.

MLA

Murphy Herta A, Hildebrandt Herbert William, . Effective business communications. New York: McGraw-Hill. 1984.