Birt, I. (2005). Marketing and promoting your business: Products and services. Australia: Pearson Education.
Chicago Style CitationBirt, Ian. Marketing and Promoting Your Business: Products and Services. Australia: Pearson Education, 2005.
Cita MLABirt, Ian. Marketing and Promoting Your Business: Products and Services. Australia: Pearson Education, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.