El Mallakh, R. (1982). OPEC : twenty years and beyond / edited by Ragaei El Mallakh: Twenty years and beyond. Westview ;.
Chicago Style (17th ed.) CitationEl Mallakh, Ragaei. OPEC : Twenty Years and Beyond / Edited by Ragaei El Mallakh: Twenty Years and Beyond. Boulder ; London: Westview ;, 1982.
MLA (9th ed.) CitationEl Mallakh, Ragaei. OPEC : Twenty Years and Beyond / Edited by Ragaei El Mallakh: Twenty Years and Beyond. Westview ;, 1982.
Warning: These citations may not always be 100% accurate.