Freund, J. E., Williams, F. J., Perles, B. M., & Sullivan, C. (1969). Freund and Williams' Modern business statistics. Prentice-Hall.
Chicago Style (17th ed.) CitationFreund, John E., Frank Jefferson Williams, Benjamin M. Perles, and Charles Sullivan. Freund and Williams' Modern Business Statistics. Englewood Cliffs, N.J: Prentice-Hall, 1969.
MLA (9th ed.) CitationFreund, John E., et al. Freund and Williams' Modern Business Statistics. Prentice-Hall, 1969.
Warning: These citations may not always be 100% accurate.