Cita APA (7th ed.)

Williams, R. I., & Doris, L. (1956). Encyclopedia of accounting systems. Prentice-Hall.

Cita Chicago (17th ed.)

Williams, Robert I., i Lillian Doris. Encyclopedia of Accounting Systems. Englewood Cliffs, N.J.: Prentice-Hall, 1956.

Cita MLA (9th ed.)

Williams, Robert I., i Lillian Doris. Encyclopedia of Accounting Systems. Prentice-Hall, 1956.