APA (7th ed.) Citation

Schomburg, G. (1990). Gas chromatography: A practical course. VCH.

Chicago Style (17th ed.) Citation

Schomburg, Gerhard. Gas Chromatography: A Practical Course. Weinheim: VCH, 1990.

MLA (9th ed.) Citation

Schomburg, Gerhard. Gas Chromatography: A Practical Course. VCH, 1990.