Singh, V. (1993). Political fragmentation and electoral process: 1991 election in Uttar Pradesh. Ajanta Pubs.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSingh, V.B. Political Fragmentation and Electoral Process: 1991 Election in Uttar Pradesh. Ajanta Pubs, 1993.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSingh, V.B. Political Fragmentation and Electoral Process: 1991 Election in Uttar Pradesh. Ajanta Pubs, 1993.
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