APA (7th ed.) Citation

Stewart, J. R. (1977). Bridges, not walls: A book about interpersonal communication (2nd ed.). Addison-Wesley.

Chicago Style (17th ed.) Citation

Stewart, John Robert. Bridges, Not Walls: A Book About Interpersonal Communication. 2nd ed. Reading, Mass: Addison-Wesley, 1977.

MLA (9th ed.) Citation

Stewart, John Robert. Bridges, Not Walls: A Book About Interpersonal Communication. 2nd ed. Addison-Wesley, 1977.