Crowley, D. J., & Heyer, P. (1995). Communication in history: Technology, culture, society (2nd ed.). Longman Publishers USA.
Style de citation Chicago (17e éd.)Crowley, D. J., et Paul Heyer. Communication in History: Technology, Culture, Society. 2nd ed. White Plains, N.Y: Longman Publishers USA, 1995.
Style de citation MLA (9e éd.)Crowley, D. J., et Paul Heyer. Communication in History: Technology, Culture, Society. 2nd ed. Longman Publishers USA, 1995.
Attention : ces citations peuvent ne pas être correctes à 100%.