एपीए उद्धरण

David Boersema. (2014). Handbook of philosophy: Knowledge, logic and science- vol.2. Viva books.

शिकागो स्टाइल उद्धरण

David Boersema. Handbook of Philosophy: Knowledge, Logic and Science- Vol.2. New Delhi: Viva books, 2014.

एमएलए उद्धरण

David Boersema. Handbook of Philosophy: Knowledge, Logic and Science- Vol.2. Viva books, 2014.