Cita APA (7a ed.)

Valls, A., Lerena, A., & Ricciardi, N. (1984). Epidemiology of mammary gland cancer in Uruguay.

Cita Chicago Style (17a ed.)

Valls, Alberto, Ana Lerena, y Norma Ricciardi. Epidemiology of Mammary Gland Cancer in Uruguay. 1984.

Cita MLA (9a ed.)

Valls, Alberto, et al. Epidemiology of Mammary Gland Cancer in Uruguay. 1984.