Cita APA (7th ed.)

STEWART, J. (1977). Bridges not walls: A book about interpersonalcommunication. -- 2nd ed. Addison-Wesley.

Cita Chicago (17th ed.)

STEWART, John. Bridges Not Walls: A Book About Interpersonalcommunication. -- 2nd Ed. Reading: Addison-Wesley, 1977.

Cita MLA (9th ed.)

STEWART, John. Bridges Not Walls: A Book About Interpersonalcommunication. -- 2nd Ed. Addison-Wesley, 1977.