Cita APA (7th ed.)
BOGGS, D., & ET AL. (1996). A FRAMEWORK FOR UNDERSTANDING OLDER ADULTS' CIVIC BEHAVIOR.
Cita Chicago (17th ed.)
BOGGS, D.L, i ET AL. A FRAMEWORK FOR UNDERSTANDING OLDER ADULTS' CIVIC BEHAVIOR. 1996.
Cita MLA (9th ed.)
BOGGS, D.L, i ET AL. A FRAMEWORK FOR UNDERSTANDING OLDER ADULTS' CIVIC BEHAVIOR. 1996.
Atenció: Aquestes cites poden no estar 100% correctes.