Jha, R. (1990). Pricing of postal services in India. National Institute of Public Finance and Policy.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJha, Raghabendra. Pricing of Postal Services in India. National Institute of Public Finance and Policy, 1990.
एमएलए (9वां संस्करण) प्रशस्ति पत्रJha, Raghabendra. Pricing of Postal Services in India. National Institute of Public Finance and Policy, 1990.
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