(2019). RECOMMENDED contract practice for underground construction. Society for Mining , Metallurgy & Exploration.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRECOMMENDED Contract Practice for Underground Construction. Society for Mining , Metallurgy & Exploration, 2019.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRECOMMENDED Contract Practice for Underground Construction. Society for Mining , Metallurgy & Exploration, 2019.
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