Carlson, P. A. (1925). Bookkeeping tests: Series A. South-western Publishing Co..
Dyfyniad Arddull ChicagoCarlson, Paul A. Bookkeeping Tests: Series A. Cincinnati : New York [etc.]: South-western Publishing Co., 1925.
Dyfyniad MLACarlson, Paul A. Bookkeeping Tests: Series A. South-western Publishing Co., 1925.
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