APA aipamena

Williamson, T., & Association, T. S. P. (1988). Knowability and constructivism. Blackwell Publishing.

Chicago Style aipamena

Williamson, T., and The Scots Philosophical Association. Knowability and Constructivism. Blackwell Publishing, 1988.

MLA aipamena

Williamson, T., and The Scots Philosophical Association. Knowability and Constructivism. Blackwell Publishing, 1988.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.