APA (7th ed.) Citation

Day, R. A., & Underwood, A. (1991). Quantitative analysis (6th ed.). Prentice-Hall International.

Chicago Style (17th ed.) Citation

Day, R. A., and A.L Underwood. Quantitative Analysis. 6th ed. Englewood Cliffs, N.J: Prentice-Hall International, 1991.

MLA (9th ed.) Citation

Day, R. A., and A.L Underwood. Quantitative Analysis. 6th ed. Prentice-Hall International, 1991.