Waheed, S. (2015). Customer service marketing through general banking. BRAC University.
Chicago Style aipamenaWaheed, Sazzad. Customer Service Marketing Through General Banking. BRAC University, 2015.
MLA aipamenaWaheed, Sazzad. Customer Service Marketing Through General Banking. BRAC University, 2015.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.