Cita APA (7th ed.)

Willingham, J. J., & Carmichael, D. R. (1975). Auditing concepts and methods (2a. ed.). McGraw-Hill.

Cita Chicago (17th ed.)

Willingham, John J., i D. R. Carmichael. Auditing Concepts and Methods. 2a. ed. Nueva York: McGraw-Hill, 1975.

Cita MLA (9th ed.)

Willingham, John J., i D. R. Carmichael. Auditing Concepts and Methods. 2a. ed. McGraw-Hill, 1975.