APA (7th ed.) Citation

Kockelmans, J. J. (1969). The world in science and philosophy. Bruce Pub. Co.

Chicago Style (17th ed.) Citation

Kockelmans, Joseph J. The World in Science and Philosophy. Milwaukee: Bruce Pub. Co, 1969.

MLA (9th ed.) Citation

Kockelmans, Joseph J. The World in Science and Philosophy. Bruce Pub. Co, 1969.