تعداد ۱ پاسخ غیر تکراری از ۱ پاسخ تکراری در مدت زمان ۱,۰۸ ثانیه یافت شد.

1. Resource economics :

کتابخانه: Library of Desert International Research Center University of Tehran (Tehran)

موضوع : Nonrenewable natural resources.,Environmental policy.,Economics.

رده :

HC59

R256

1987

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1. Resource economics :

پدیدآورنده :

کتابخانه: Library of Desert International Research Center University of Tehran (Tehran)

موضوع : Nonrenewable natural resources.,Environmental policy.,Economics.