References
Ernan McMullin
(1985)., Empiricism at sea, in R. S. Cohen & M. W. Wartofsky (eds.), A portrait of twenty-five years, Dordrecht, Springer, pp. 121-132.
(1981). The rational and the social. Grazer Philosophische Studien 12-13, pp. 13-33.
(1969)., Is there a philosophy of nature?, in , Sektionen V-IX, Freiburg-Basel-Wien, Herder, pp. 295-305.