APA (7th ed.) Citation

Helmchen, G. (2014). Catalysts in synthesis. Molecular catalysts.

Chicago Style (17th ed.) Citation

Helmchen, Günter. "Catalysts in Synthesis." Molecular Catalysts 2014.

MLA (9th ed.) Citation

Helmchen, Günter. "Catalysts in Synthesis." Molecular Catalysts, 2014.

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