Cita APA (7a ed.)

Estefan, A., & Chifflet, J. (1972). Ingestion of lodged foreign bodies in the stomach and duodenum: About 6 observations solved surgically.

Cita Chicago Style (17a ed.)

Estefan, Alberto, y Juan Chifflet. Ingestion of Lodged Foreign Bodies in the Stomach and Duodenum: About 6 Observations Solved Surgically. 1972.

Cita MLA (9a ed.)

Estefan, Alberto, y Juan Chifflet. Ingestion of Lodged Foreign Bodies in the Stomach and Duodenum: About 6 Observations Solved Surgically. 1972.