Singh, T. P. (1966). The effect of aspirational level on adoption of recommended practices in rice cultivation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSingh, Tej Pratap. The Effect of Aspirational Level on Adoption of Recommended Practices in Rice Cultivation. 1966.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSingh, Tej Pratap. The Effect of Aspirational Level on Adoption of Recommended Practices in Rice Cultivation. 1966.
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