Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.