Birt, I. (2005). Marketing and promoting your business: Products and services. Australia: Pearson Education.
シカゴスタイル引用形Birt, Ian. Marketing and Promoting Your Business: Products and Services. Australia: Pearson Education, 2005.
MLA引用形式Birt, Ian. Marketing and Promoting Your Business: Products and Services. Australia: Pearson Education, 2005.
警告: この引用は必ずしも正確ではありません.