Cita APA (7a ed.)

McQueen, P., & McQueen, H. (2015). Key Concepts in Philosophy. Nomos Verlagsgesellschaft mbH & Co. KG.

Cita Chicago Style (17a ed.)

McQueen, Paddy, y Hilary McQueen. Key Concepts in Philosophy. Houndmills, Basingstoke, Hampshire: Nomos Verlagsgesellschaft mbH & Co. KG, 2015.

Cita MLA (9a ed.)

McQueen, Paddy, y Hilary McQueen. Key Concepts in Philosophy. Nomos Verlagsgesellschaft mbH & Co. KG, 2015.