Cita APA

Bluestone, R., Macmahon, M., & Dawson, J. M. (1969). Systemic sclerosis and small bowel involvement.

Citación estilo Chicago

Bluestone, R., M. Macmahon, y J M. Dawson. Systemic Sclerosis and Small Bowel Involvement. 1969.

Cita MLA

Bluestone, R., M. Macmahon, y J M. Dawson. Systemic Sclerosis and Small Bowel Involvement. 1969.