Cita APA (7a ed.)

Pritchard, D. (2010). What is this thing called knowledge? (2a ed.). Routledge.

Cita Chicago Style (17a ed.)

Pritchard, Duncan. What Is This Thing Called Knowledge? 2a ed. London ; New York: Routledge, 2010.

Cita MLA (9a ed.)

Pritchard, Duncan. What Is This Thing Called Knowledge? 2a ed. Routledge, 2010.