Cita APA (7th ed.)
WILLIAMS, S., & ET AL. (2010). THE ADOPTION OF SMOKE-FREE HOSPITAL CAMPUSES IN THE UNITED STATES.
Cita Chicago (17th ed.)
WILLIAMS, S.C, i ET AL. THE ADOPTION OF SMOKE-FREE HOSPITAL CAMPUSES IN THE UNITED STATES. 2010.
Cita MLA (9th ed.)
WILLIAMS, S.C, i ET AL. THE ADOPTION OF SMOKE-FREE HOSPITAL CAMPUSES IN THE UNITED STATES. 2010.
Atenció: Aquestes cites poden no estar 100% correctes.