Clarkson, K. W. (2004). West's business law: Text, cases, legal, ethical, international, and e-commerce environment (Ninth edition.). Thomson/South-Western/West.
Chicago-viite (17. p.)Clarkson, Kenneth W. West's Business Law: Text, Cases, Legal, Ethical, International, and E-commerce Environment. Ninth edition. Mason, Ohio: Thomson/South-Western/West, 2004.
MLA-viite (9. p.)Clarkson, Kenneth W. West's Business Law: Text, Cases, Legal, Ethical, International, and E-commerce Environment. Ninth edition. Thomson/South-Western/West, 2004.
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