Reigner, C. G. (1953). Essential business practice (Revised.). H.M. Rowe Co..
Dyfyniad Arddull ChicagoReigner, Charles Gottshall. Essential Business Practice. Revised. Baltimore : Chicago: H.M. Rowe Co., 1953.
Dyfyniad MLAReigner, Charles Gottshall. Essential Business Practice. Revised. H.M. Rowe Co., 1953.
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