Cita APA (7a ed.)

Pratley, P. (1995). The essence of business ethics (1st published.). Prentice-Hall.

Cita Chicago Style (17a ed.)

Pratley, Peter. The Essence of Business Ethics. 1st published. London [etc.]: Prentice-Hall, 1995.

Cita MLA (9a ed.)

Pratley, Peter. The Essence of Business Ethics. 1st published. Prentice-Hall, 1995.