Gillespie, C. M. (1951). Accounting systems: Procedures and methods. Prentice-Hall.
Chicago-viite (17. p.)Gillespie, Cecil Merle. Accounting Systems: Procedures and Methods. New York: Prentice-Hall, 1951.
MLA-viite (9. p.)Gillespie, Cecil Merle. Accounting Systems: Procedures and Methods. Prentice-Hall, 1951.
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