Cita APA (7th ed.)

Richstad, J., & Harms, L. S. (1973). World communication: Popultion communication, communication technology, communication in the future. East-West Center.

Cita Chicago (17th ed.)

Richstad, Jim, i Leroy Stanley Harms. World Communication: Popultion Communication, Communication Technology, Communication in the Future. Honolulu: East-West Center, 1973.

Cita MLA (9th ed.)

Richstad, Jim, i Leroy Stanley Harms. World Communication: Popultion Communication, Communication Technology, Communication in the Future. East-West Center, 1973.