Gaya APA

Clarkson, K, W. et al (1995). Study Guide: to Accompany West's Business Law Text & Cases Legal, Ethical, Regulatory and International Environmeny 6th Ed (6th Ed). United Stated of America: West Publising Co.

Gaya MLA

Clarkson, Kenneth, W. et al. "Study Guide: to Accompany West's Business Law Text & Cases Legal, Ethical, Regulatory and International Environmeny 6th Ed". 6th Ed United Stated of America: West Publising Co, 1995. Text.