Veblen, Throstein
Engineers and the price system / Throstein Veblen
The Viking Press, Inc. , 1934
 Buku Teks
Dorfman, Robert
The price system
Prentice-Hall of India, 1970
 Buku Teks
Dorfman, Robert
The Price system
Prentice-Hall, 1965
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De Neufville, Richard, 1939-, editor
System analysis for engineers and managers
New York: McGraw-Hill, 1971
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Leftwich, Richard H.
The price system and resource allocation
Dryden Press, 1985
 Buku Teks