Gaya APA

Levin, R, I., Rubin, D, S. (1998). Statistics For Management (Ed. 7). New York: Prentice-Hall, INC..

Gaya MLA

Levin, Richard, I.., Rubin, David, S.. "Statistics For Management". Ed. 7 New York: Prentice-Hall, INC., 1998. Text.