Cita APA

Stepanov, I., & Hecht, S. S. (2008). Detection and Quantitation of N′-Nitrosonornicotine in Human Toenails by Liquid Chromatography-Electrospray Ionization-Tandem Mass Spectrometry.

Chicago Style Citation

Stepanov, Irina, i Stephen S. Hecht. Detection and Quantitation of N′-Nitrosonornicotine in Human Toenails By Liquid Chromatography-Electrospray Ionization-Tandem Mass Spectrometry. 2008.

Cita MLA

Stepanov, Irina, i Stephen S. Hecht. Detection and Quantitation of N′-Nitrosonornicotine in Human Toenails By Liquid Chromatography-Electrospray Ionization-Tandem Mass Spectrometry. 2008.