(2004). Managing mineral wealth. UNECA.
Chicago Edition CitationManaging Mineral Wealth. UNECA, 2004.
ציטוט MLAManaging Mineral Wealth. UNECA, 2004.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.
(2004). Managing mineral wealth. UNECA.
Chicago Edition CitationManaging Mineral Wealth. UNECA, 2004.
ציטוט MLAManaging Mineral Wealth. UNECA, 2004.