Cita APA

Zevgolatis, C., Economopoulos, P., & Sakellaropoulos, N. (1969). Ulcerative colitis in Greece: A study of 181 cases.

Chicago Style Citation

Zevgolatis, C., P. Economopoulos, i N. Sakellaropoulos. Ulcerative Colitis in Greece: A Study of 181 Cases. 1969.

Cita MLA

Zevgolatis, C., P. Economopoulos, i N. Sakellaropoulos. Ulcerative Colitis in Greece: A Study of 181 Cases. 1969.