Cita APA (7a ed.)

Aronson, J. D., & Cowhey, P. F. (1988). When countries talk: International trade in telecommunications services. Ballinger Pub. Co.

Cita Chicago Style (17a ed.)

Aronson, Jonathan David, y Peter F. Cowhey. When Countries Talk: International Trade in Telecommunications Services. Cambridge, Mass.: Ballinger Pub. Co, 1988.

Cita MLA (9a ed.)

Aronson, Jonathan David, y Peter F. Cowhey. When Countries Talk: International Trade in Telecommunications Services. Ballinger Pub. Co, 1988.