Citazione Stile APA (7a Edizione)

Crowley, D. J., & Heyer, P. (1995). Communication in history: Technology, culture, society (2nd ed.). Longman Publishers USA.

Citazione stile Chigago Style (17a edizione)

Crowley, D. J., e Paul Heyer. Communication in History: Technology, Culture, Society. 2nd ed. White Plains, N.Y: Longman Publishers USA, 1995.

Citatione MLA (9a ed.)

Crowley, D. J., e Paul Heyer. Communication in History: Technology, Culture, Society. 2nd ed. Longman Publishers USA, 1995.