Citação norma APA

Ludwig, M., Enzenhofer, E., Schneider, S., Rauch, M., Bodenteich, A., Neumann, K., . . . Mueller, C. A. (2013). Efficacy of a Carrageenan nasal spray in patients with common cold: A randomized controlled trial. BioMed Central.

Citação norma Chicago

Ludwig, Martin, et al. Efficacy of a Carrageenan Nasal Spray in Patients With Common Cold: A Randomized Controlled Trial. BioMed Central, 2013.

Citação norma MLA

Ludwig, Martin, et al. Efficacy of a Carrageenan Nasal Spray in Patients With Common Cold: A Randomized Controlled Trial. BioMed Central, 2013.

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