Rai, A. K. (2008). Customer relationship management: Concepts and cases. PHI Learning.
Chicago-стиль цитированияRai, Alok Kumar. Customer Relationship Management: Concepts and Cases. New Delhi: PHI Learning, 2008.
MLA-цитированиеRai, Alok Kumar. Customer Relationship Management: Concepts and Cases. PHI Learning, 2008.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.