Cita APA (7a ed.)

Manghi, E., & Polla, G. (1983). . North Holland Publishing Co.

Cita Chicago Style (17a ed.)

Manghi, E., y G. Polla. . North Holland Publishing Co, 1983.

Cita MLA (8a ed.)

Manghi, E., y G. Polla. . North Holland Publishing Co, 1983.