Cita APA (7th ed.)
Howard, L. R. (1976). Principles of auditing (19th ed.). ELBS.
Cita Chicago (17th ed.)
Howard, Leslie R. Principles of Auditing. 19th ed. London: ELBS, 1976.
Cita MLA (9th ed.)
Howard, Leslie R. Principles of Auditing. 19th ed. ELBS, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.