Cita APA (7a ed.)

Olen, J. (1988). Ethics in journalism. Prentice-Hall.

Cita Chicago Style (17a ed.)

Olen, Jeffrey. Ethics in Journalism. Englewood Cliffs: Prentice-Hall, 1988.

Cita MLA (9a ed.)

Olen, Jeffrey. Ethics in Journalism. Prentice-Hall, 1988.