Clark, Lawrence S.
Law and business: the rregulatory enviroment
McGraw-Hill, 1991
 Buku Teks
Buttler, Henry N.
Legal environment of business
South-Western Publishing Co., 1987
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Blackburn, John D.
The legal environment of business
Richard D. Irwin , 1985
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Hancock, William A.
The small business legal advisor
McGraw-Hill, 1982
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Lieberman, Jethro K.
The legal environment of business
Harcourt Brace Jovanovic, 1989
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