OFW Student Consulting and Research GmbH (OSCAR). (2000). E-commerce: A world of opportunities in virtual business development. Cologne.
Chicagoスタイル(17版)引用形式OFW Student Consulting and Research GmbH (OSCAR). E-commerce: A World of Opportunities in Virtual Business Development. [S.l.]: Cologne, 2000.
MLA(8版)引用形式OFW Student Consulting and Research GmbH (OSCAR). E-commerce: A World of Opportunities in Virtual Business Development. Cologne, 2000.
警告: この引用は必ずしも正確ではありません.