Braucher, Robert
Commercial transactions : cases and problems
Foundation Press, 1953
Buku Teks
Nimmer, Raymond T.
Commercial transactions, secured financing : cases, materials, problems
Michie Company, 1992
Buku Teks
Sutherland, Arthur E.
Commercial transaction cases and problems
The Foundation Press, Inc., 1953
Buku Teks
Morrissey, Leonard E.
Contemporary accounting problems : text and cases
Prentice-Hall, 1963
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Fulmer, William E.
Problems in labor relations : text and cases
Richard D. Irwin, 1980
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