APA
Griffin R. W., Ebert R. J. j. a., . (1991). Business. Englewood Cliffs, N. J: Prentice-Hall.
Chicago
Griffin Ricky W, Ebert Ronald J jt author, . 1991. Business. Englewood Cliffs, N. J: Prentice-Hall.
Harvard
Griffin R. W., Ebert R. J. j. a., . (1991). Business. Englewood Cliffs, N. J: Prentice-Hall.
MLA
Griffin Ricky W, Ebert Ronald J jt author, . Business. Englewood Cliffs, N. J: Prentice-Hall. 1991.