APA (7th ed.) Citation

Umbach, W. (1991). Cosmetics and toiletries: Development, production, and use. Ellis Horwood.

Chicago Style (17th ed.) Citation

Umbach, Wilfried. Cosmetics and Toiletries: Development, Production, and Use. New York: Ellis Horwood, 1991.

MLA (9th ed.) Citation

Umbach, Wilfried. Cosmetics and Toiletries: Development, Production, and Use. Ellis Horwood, 1991.

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