APA (7 वां संस्करण) प्रशस्ति पत्र

BLATTBERG R C. (2001). CUSTOMER EQUIT: BUILDING AND MANAGING RELATIONSHIP?. ASSETS. H B S.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

BLATTBERG R C. CUSTOMER EQUIT: BUILDING AND MANAGING RELATIONSHIP?. ASSETS. BOSTON: H B S, 2001.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

BLATTBERG R C. CUSTOMER EQUIT: BUILDING AND MANAGING RELATIONSHIP?. ASSETS. H B S, 2001.