APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, Kearney, R., & Dooley, M. (1999). Questioning ethics: Contemporary debates in philosophy. Routledge.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, Richard Kearney, ба Mark Dooley. Questioning Ethics: Contemporary Debates in Philosophy. London ; New York: Routledge, 1999.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, et al. Questioning Ethics: Contemporary Debates in Philosophy. Routledge, 1999.