APA aipamena

Shah Krupa. Retail Loyalty Programs. MBA CORE;2005.

Chicago Style aipamena

Shah Krupa. Retail Loyalty Programs. : MBA CORE;2005.

MLA aipamena

Shah Krupa. Retail Loyalty Programs. MBA CORE;2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.