Cita APA (7a ed.)

Kassman, A. (1973). Knowledge and Belief 1. The Open University Press.

Cita Chicago Style (17a ed.)

Kassman, Alec. Knowledge and Belief 1. Oxford: The Open University Press, 1973.

Cita MLA (9a ed.)

Kassman, Alec. Knowledge and Belief 1. The Open University Press, 1973.