Cita APA

Valero, N., Aguilera, I., Llop, S., Esplugues, A., de Nazelle, A., Ballester, F., & Sunyer, J. (2009). Concentrations and determinants of outdoor, indoor and personal nitrogen dioxide in pregnant women from two Spanish birth cohorts.

Citación estilo Chicago

Valero, Natalia, Inmaculada Aguilera, Sabrina Llop, Ana Esplugues, Audrey de Nazelle, Ferran Ballester, y Jordi Sunyer. Concentrations and Determinants of Outdoor, Indoor and Personal Nitrogen Dioxide in Pregnant Women From Two Spanish Birth Cohorts. 2009.

Cita MLA

Valero, Natalia, et al. Concentrations and Determinants of Outdoor, Indoor and Personal Nitrogen Dioxide in Pregnant Women From Two Spanish Birth Cohorts. 2009.