APA (7th ed.) Citation

Vlckova, Z., Horakova, R., Fazekasova, R., Valentová, J., & Devínsky, F. Gas chromatographic methods for determination of methadone in serum.

Chicago Style (17th ed.) Citation

Vlckova, Z., R. Horakova, R. Fazekasova, Jindra Valentová, and Ferdinand Devínsky. Gas Chromatographic Methods for Determination of Methadone in Serum.

MLA (9th ed.) Citation

Vlckova, Z., et al. Gas Chromatographic Methods for Determination of Methadone in Serum.