KIRK-OTHANER. (1997). ENCYCLOPEDIA OF CHEMICAL TECHNOLOGY, 4TH ED. V.22. JOHN WILEY.
Cita Chicago (17th ed.)KIRK-OTHANER. ENCYCLOPEDIA OF CHEMICAL TECHNOLOGY, 4TH ED. V.22. NEW-YORK: JOHN WILEY, 1997.
Cita MLA (9th ed.)KIRK-OTHANER. ENCYCLOPEDIA OF CHEMICAL TECHNOLOGY, 4TH ED. V.22. JOHN WILEY, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.