Cita APA (7th ed.)
Earl, B. (1963). Introduction to probability: A programmed unit in modern mathematics (1a. ed.). McGraw-Hill.
Cita Chicago (17th ed.)
Earl, Boyd. Introduction to Probability: A Programmed Unit in Modern Mathematics. 1a. ed. McGraw-Hill, 1963.
Cita MLA (9th ed.)
Earl, Boyd. Introduction to Probability: A Programmed Unit in Modern Mathematics. 1a. ed. McGraw-Hill, 1963.
Atenció: Aquestes cites poden no estar 100% correctes.