Cita APA (7th ed.)

Griffin, R. W., & Ebert, R. J. (1989). Business. Prentice-Hall.

Cita Chicago (17th ed.)

Griffin, Ricky W., i Ronald J. Ebert. Business. Englewood Cliffs, N.J: Prentice-Hall, 1989.

Cita MLA (9th ed.)

Griffin, Ricky W., i Ronald J. Ebert. Business. Prentice-Hall, 1989.