Cita APA (7a ed.)

Alday, L. E., Juaneda, E. M., Spillmann, A., & Ruiz, E. (1994). Early and late results of balloon dilation for congenital mitral stenosis.

Cita Chicago Style (17a ed.)

Alday, Luis Eduardo, Ernesto Mario Juaneda, Ana Spillmann, y Esteban Ruiz. Early and Late Results of Balloon Dilation for Congenital Mitral Stenosis. 1994.

Cita MLA (8a ed.)

Alday, Luis Eduardo, et al. Early and Late Results of Balloon Dilation for Congenital Mitral Stenosis. 1994.