Cita APA (7a ed.)

Harris, P. (1999). Profit planning (2nd ed.). Butterworth Heinemann.

Cita Chicago Style (17a ed.)

Harris, Peter. Profit Planning. 2nd ed. Oxford: Butterworth Heinemann, 1999.

Cita MLA (9a ed.)

Harris, Peter. Profit Planning. 2nd ed. Butterworth Heinemann, 1999.