APA

Westfall R. S., Thoren V. E., . (1968). Steps in the scientific tradition: readings in the history of science. New York: Wiley.

Chicago

Westfall Richard S, Thoren Victor E, . 1968. Steps in the scientific tradition: readings in the history of science. New York: Wiley.

Harvard

Westfall R. S., Thoren V. E., . (1968). Steps in the scientific tradition: readings in the history of science. New York: Wiley.

MLA

Westfall Richard S, Thoren Victor E, . Steps in the scientific tradition: readings in the history of science. New York: Wiley. 1968.