APA Edition Citation

Harré, R., & Madden, E. H. (1975). Causal powers : a theory of natural necessity / (by) R. Harré and E.H. Madden: A theory of natural necessity. Blackwell.

Chicago Edition Citation

Harré, Rom, and Edward H. Madden. Causal Powers : A Theory of Natural Necessity / (by) R. Harré and E.H. Madden: A Theory of Natural Necessity. Oxford: Blackwell, 1975.

MLA Edition Citation

Harré, Rom, and Edward H. Madden. Causal Powers : A Theory of Natural Necessity / (by) R. Harré and E.H. Madden: A Theory of Natural Necessity. Blackwell, 1975.