Carlson, P. A., Forkner, H. L., & Prickett, A. L. (1947). 20th century bookkeeping and accounting (19th ed.). South-Western Pub. Co..
Lua i Stíl Chicago (17ú heag.)Carlson, Paul A., Hamden Landon Forkner, agus Alva LeRoy Prickett. 20th Century Bookkeeping and Accounting. 19th ed. Cincinnati: South-Western Pub. Co., 1947.
Lua MLA (8ú heag.)Carlson, Paul A., et al. 20th Century Bookkeeping and Accounting. 19th ed. South-Western Pub. Co., 1947.
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