Crum, William Leonard
The age structure of the corporate system / by William Leonard Crum
University of California Press, 1953
 Buku Teks
Maynard, Lee
CRUM
New York Washington Square Press 1988
 Buku Teks
Usry, Milton F.
Akuntansi biaya : perencanaan dan pengendalian, jilid 1=Cost accounting : planning and control / Milton F. Usry, Lawrence H. Hammer; Editor: William K. Carter; alih bahasa, Alfonsus Sirait, Herman Wibowo; Editor: Yati Sumiharti
Erlangga, 1986
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Hammer, Lawrence H.
Cost accounting / Lawrence H. Hammer, William K. Carter, Milton F. Usry.
South-Western Pub. Co, 1994
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McCarty, F. William.
The legal environment of business / F. William McCarty, John W. Bagb
Irwin , 1993
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