APA (7th ed.) Citation

Zeghnoun, A., Beaudeau, P., & Carrat, F. (1999). Air pollution and respiratory drug sales in the city of Le Havre, France, 1993-1996. Environmental Research, 81(3), 224. https://doi.org/10.1006/enrs.1999.3974

Chicago Style (17th ed.) Citation

Zeghnoun, Abdelkrim, Pascal Beaudeau, and Fabrice Carrat. "Air Pollution and Respiratory Drug Sales in the City of Le Havre, France, 1993-1996." Environmental Research 81, no. 3 (1999): 224. https://doi.org/10.1006/enrs.1999.3974.

MLA (9th ed.) Citation

Zeghnoun, Abdelkrim, et al. "Air Pollution and Respiratory Drug Sales in the City of Le Havre, France, 1993-1996." Environmental Research, vol. 81, no. 3, 1999, p. 224, https://doi.org/10.1006/enrs.1999.3974.