Citazione Stile APA (7a Edizione)

Metzler, K. (1987). Newswriting exercises (2d ed.). Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Metzler, Ken. Newswriting Exercises. 2d ed. Englewood Cliffs, New Jersey: Prentice-Hall, 1987.

Citatione MLA (9a ed.)

Metzler, Ken. Newswriting Exercises. 2d ed. Prentice-Hall, 1987.