Cita APA (7th ed.)

(1972). Encyclopedia of chemical technology. Index to volumes 1-22 and supplement (2nd ed., completely rev.). Interscience Publishers.

Cita Chicago (17th ed.)

Encyclopedia of Chemical Technology. Index to Volumes 1-22 and Supplement. 2nd ed., completely rev. New York, N.Y: Interscience Publishers, 1972.

Cita MLA (9th ed.)

Encyclopedia of Chemical Technology. Index to Volumes 1-22 and Supplement. 2nd ed., completely rev. Interscience Publishers, 1972.

Atenció: Aquestes cites poden no estar 100% correctes.