UNITAR. (1981). The future of heavy crude and for sand. Mc Grawhill.
Chicago Style (17th ed.) CitationUNITAR. The Future of Heavy Crude and for Sand. Mc Grawhill, 1981.
MLA (8th ed.) CitationUNITAR. The Future of Heavy Crude and for Sand. Mc Grawhill, 1981.
Warning: These citations may not always be 100% accurate.