Cita APA (7a ed.)

Oliveira, A., Brás, S., Milheiro, A., & Cardoso, J. (2015). Painful purple nodule on the right thigh—Answer. Mattioli1885.

Cita Chicago Style (17a ed.)

Oliveira, André, Susana Brás, Adelaide Milheiro, y Jorge Cardoso. Painful Purple Nodule on the Right Thigh—Answer. Mattioli1885, 2015.

Cita MLA (8a ed.)

Oliveira, André, et al. Painful Purple Nodule on the Right Thigh—Answer. Mattioli1885, 2015.