Hoshino, Y. (1983). History of technological and administrative development in the Ashio Copper mine. Tokyo: United Nations University.
शिकागो स्टाइल उद्धरणHoshino, Yoshiro. History of Technological and Administrative Development in the Ashio Copper Mine. Tokyo: United Nations University, 1983.
एमएलए उद्धरणHoshino, Yoshiro. History of Technological and Administrative Development in the Ashio Copper Mine. Tokyo: United Nations University, 1983.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.