Cita APA (7th ed.)

PFEIFFER, P. E. (1965). Concepts of probability theory. McGraw-Hill.

Cita Chicago (17th ed.)

PFEIFFER, Paul E. Concepts of Probability Theory. New York: McGraw-Hill, 1965.

Cita MLA (9th ed.)

PFEIFFER, Paul E. Concepts of Probability Theory. McGraw-Hill, 1965.