Cita APA (7th ed.)
Collier, A. (1999). Being and worth. Routledge.
Cita Chicago (17th ed.)
Collier, Andrew. Being and Worth. London ; New York: Routledge, 1999.
Cita MLA (9th ed.)
Collier, Andrew. Being and Worth. Routledge, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.