APA (7th ed.) Citation

GERHARTZ, W. (1988). Ullmann's encyclopedia of industrial chemistry Vol BII. VCH.

Chicago Style (17th ed.) Citation

GERHARTZ, Wolfgang. Ullmann's Encyclopedia of Industrial Chemistry Vol BII. VCH, 1988.

MLA (8th ed.) Citation

GERHARTZ, Wolfgang. Ullmann's Encyclopedia of Industrial Chemistry Vol BII. VCH, 1988.

Warning: These citations may not always be 100% accurate.