Citazione APA

Croxton, F. E., & Cowden, D. J. (1934). Practical business statistics. Prentice-Hall.

Stile di citazione Chicago

Croxton, Frederick Emory, e Dudley Johnstone Cowden. Practical Business Statistics. New York: Prentice-Hall, 1934.

Citazione MLA

Croxton, Frederick Emory, e Dudley Johnstone Cowden. Practical Business Statistics. Prentice-Hall, 1934.