Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

Cornman, James W., y Walter N. Gregory. Skepticism, Justification, and Explanation. Dordrecht [etc.]: D. Reidel, 1980.

Cita MLA (9a ed.)

Cornman, James W., y Walter N. Gregory. Skepticism, Justification, and Explanation. D. Reidel, 1980.