Cita APA (7th ed.)
WATSON, J., & WILLIAMS, S. COMMUNICATION ATTITUDES AND AGING.
Cita Chicago (17th ed.)
WATSON, J.B, i S.E WILLIAMS. COMMUNICATION ATTITUDES AND AGING.
Cita MLA (9th ed.)
WATSON, J.B, i S.E WILLIAMS. COMMUNICATION ATTITUDES AND AGING.
Atenció: Aquestes cites poden no estar 100% correctes.