تعداد ۱ پاسخ غیر تکراری از ۱ پاسخ تکراری در مدت زمان ۷,۷۵ ثانیه یافت شد.

1. Geography of minerals of the oceans.

پدیدآورنده : Atar Singh Yadav; forward by S.S.Grewal

کتابخانه: Library of Faculty of Geography of Tehran University (Tehran)

موضوع : Marine mineral resources.,Oceanmining

رده :

TN264

1992

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