Cita APA (7a ed.)

Lobato, S. D. (2011). Ambulatory oxygen: Is the six-minute walk test the best option? Sociedade Portuguesa de Pneumologia.

Cita Chicago Style (17a ed.)

Lobato, S. Diaz. Ambulatory Oxygen: Is the Six-minute Walk Test the Best Option? Sociedade Portuguesa de Pneumologia, 2011.

Cita MLA (9a ed.)

Lobato, S. Diaz. Ambulatory Oxygen: Is the Six-minute Walk Test the Best Option? Sociedade Portuguesa de Pneumologia, 2011.