APA (7 वां संस्करण) प्रशस्ति पत्र

Edited by William Day, V. J. K. (2012). Seeing Wittgenstein Anew (1.). Cambridge University Press.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Edited by William Day, Victor J. Krebs. Seeing Wittgenstein Anew. 1. Cambridge University Press, 2012.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Edited by William Day, Victor J. Krebs. Seeing Wittgenstein Anew. 1. Cambridge University Press, 2012.