Cita APA (7a ed.)

Lopez, G., D’Ercole, M., Ferrero, S., & Croci, G. A. (2021). Duodenal Pseudomelanosis: A Literature Review. MDPI AG.

Cita Chicago Style (17a ed.)

Lopez, Gianluca, Marianna D’Ercole, Stefano Ferrero, y Giorgio Alberto Croci. Duodenal Pseudomelanosis: A Literature Review. MDPI AG, 2021.

Cita MLA (8a ed.)

Lopez, Gianluca, et al. Duodenal Pseudomelanosis: A Literature Review. MDPI AG, 2021.