Rakel, R. E. (1979). The yearbook of family practice 1979. Year Book Medical.
Cita Chicago Style (17a ed.)Rakel, Robert E. The Yearbook of Family Practice 1979. Year Book Medical, 1979.
Cita MLA (9a ed.)Rakel, Robert E. The Yearbook of Family Practice 1979. Year Book Medical, 1979.
Precaución: Estas citas no son 100% exactas.