Style de citation APA (7e éd.)

Cornman, J. W., & Gregory, W. N. (1980). Skepticism, justification, and explanation. D. Reidel Publishing Company.

Style de citation Chicago (17e éd.)

Cornman, James Welton, et Walter N. Gregory. Skepticism, Justification, and Explanation. Dordecht [i pozostałe]: D. Reidel Publishing Company, 1980.

Style de citation MLA (9e éd.)

Cornman, James Welton, et Walter N. Gregory. Skepticism, Justification, and Explanation. D. Reidel Publishing Company, 1980.