APA aipamena

AHMED P K. (2003). INTERNAL MARKETING: TOOLS AND CONCEPTS FOR MANAGEMENT. BUTTERWORTH-HEINEMANN.

Chicago Style aipamena

AHMED P K. INTERNAL MARKETING: TOOLS AND CONCEPTS FOR MANAGEMENT. OXFORD: BUTTERWORTH-HEINEMANN, 2003.

MLA aipamena

AHMED P K. INTERNAL MARKETING: TOOLS AND CONCEPTS FOR MANAGEMENT. BUTTERWORTH-HEINEMANN, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.