APA Citation

Whewell, W., & Butts, R. E. (1989). Theory of scientific method. Indianapolis: Hackett Pub. Co..

Chicago Style Citation

Whewell, William, and Robert E. Butts. Theory of Scientific Method. Indianapolis: Hackett Pub. Co., 1989.

MLA Citation

Whewell, William, and Robert E. Butts. Theory of Scientific Method. Indianapolis: Hackett Pub. Co., 1989.

Warning: These citations may not always be 100% accurate.