Cita APA (7a ed.)

Suiffet, W., Sojo, E., & Iraola, M. L. (1977). Alterations of gastric mucosa in stomach ulcera.

Cita Chicago Style (17a ed.)

Suiffet, Walter, Enrique Sojo, y María L. Iraola. Alterations of Gastric Mucosa in Stomach Ulcera. 1977.

Cita MLA (9a ed.)

Suiffet, Walter, et al. Alterations of Gastric Mucosa in Stomach Ulcera. 1977.