Cita APA (7a ed.)

Hoel, P. G., Port, S. C., & Stone, C. J. (1971). Introduction to probability theory. Houghton Mifflin.

Cita Chicago Style (17a ed.)

Hoel, Paul Gerhard, Sidney C. Port, y Charles J. Stone. Introduction to Probability Theory. Boston [etc.]: Houghton Mifflin, 1971.

Cita MLA (9a ed.)

Hoel, Paul Gerhard, et al. Introduction to Probability Theory. Houghton Mifflin, 1971.