APA (7th ed.) Citation

(1995). Ullmann's encyclopedia of industrial chemistry. Index on CD. User's guide (5th completely revised ed.). VCH Publishers.

Chicago Style (17th ed.) Citation

Ullmann's Encyclopedia of Industrial Chemistry. Index on CD. User's Guide. 5th completely revised ed. Weinheim: VCH Publishers, 1995.

MLA (9th ed.) Citation

Ullmann's Encyclopedia of Industrial Chemistry. Index on CD. User's Guide. 5th completely revised ed. VCH Publishers, 1995.