Cita APA (7a ed.)

Scheffler, I. (1978). Conditions of knowledge: An introduction to epistemology and education (Phoenix edition.). The University of Chicago Press.

Cita Chicago Style (17a ed.)

Scheffler, Israel. Conditions of Knowledge: An Introduction to Epistemology and Education. Phoenix edition. Chicago ; London: The University of Chicago Press, 1978.

Cita MLA (9a ed.)

Scheffler, Israel. Conditions of Knowledge: An Introduction to Epistemology and Education. Phoenix edition. The University of Chicago Press, 1978.