Pathak, R. (1997). The study of an effect of improved cookstove on the incidence of childhood pneumonia.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPathak, R.P. The Study of an Effect of Improved Cookstove on the Incidence of Childhood Pneumonia. 1997.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPathak, R.P. The Study of an Effect of Improved Cookstove on the Incidence of Childhood Pneumonia. 1997.
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