Lund, R. I. (1934). Bookkeeping and business methods: Two-year course (4th ed.). Ellis Pub. Co..
Citace podle Chicago (17th ed.)Lund, Reuel Ithiel. Bookkeeping and Business Methods: Two-year Course. 4th ed. Battle Creek, Mich.: Ellis Pub. Co., 1934.
Citace podle MLA (8th ed.)Lund, Reuel Ithiel. Bookkeeping and Business Methods: Two-year Course. 4th ed. Ellis Pub. Co., 1934.
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