Cita APA

Hart, R. P., Friedrich, G. W., & Brooks, W. D. (1975). Public communication. Harper & Row.

Citación estilo Chicago

Hart, Roderick P., Gustav W. Friedrich, and William Dean Brooks. Public Communication. New York: Harper & Row, 1975.

Cita MLA

Hart, Roderick P., et al. Public Communication. Harper & Row, 1975.

Warning: These citations may not always be 100% accurate.