De Guzman, R. S. (2006). Business law: An overview. Rex Book Store.
Chicagoスタイル(17版)引用形式De Guzman, Rolando Santiago. Business Law: An Overview. Manila: Rex Book Store, 2006.
MLA(9版)引用形式De Guzman, Rolando Santiago. Business Law: An Overview. Rex Book Store, 2006.
警告: この引用は必ずしも正確ではありません.