Welch, B. (1999). Electronic Banking and Treasury Security (Second Edition). ELSEVIER.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWelch, Brian. Electronic Banking and Treasury Security (Second Edition). ELSEVIER, 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWelch, Brian. Electronic Banking and Treasury Security (Second Edition). ELSEVIER, 1999.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.