Não informado. (2012). The Geography Teacher. Association of Geography Teachers of India.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. The Geography Teacher. Madras, India: Association of Geography Teachers of India, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. The Geography Teacher. Association of Geography Teachers of India, 2012.
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