Cita APA (7th ed.)

Plunkett, W. R. (1977). Introduction to business : a functional: Approach. Wm. C. Brown.

Cita Chicago (17th ed.)

Plunkett, W. Richard. Introduction to Business : A Functional: Approach. Dubuque: Wm. C. Brown, 1977.

Cita MLA (9th ed.)

Plunkett, W. Richard. Introduction to Business : A Functional: Approach. Wm. C. Brown, 1977.