Citação norma APA

Atsou, K., Chouaid, C., & Hejblum, G. (2011). Variability of the chronic obstructive pulmonary disease key epidemiological data in Europe: Systematic review. BioMed Central.

Citação norma Chicago

Atsou, Kokuvi, Christos Chouaid, and Gilles Hejblum. Variability of the Chronic Obstructive Pulmonary Disease Key Epidemiological Data in Europe: Systematic Review. BioMed Central, 2011.

Citação norma MLA

Atsou, Kokuvi, Christos Chouaid, and Gilles Hejblum. Variability of the Chronic Obstructive Pulmonary Disease Key Epidemiological Data in Europe: Systematic Review. BioMed Central, 2011.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.