TROLL, L. E. (1975). Early and middle adulthood: The best is to be-maybe. Brooks/Cole.
Cita Chicago Style (17a ed.)TROLL, Lillian E. Early and Middle Adulthood: The Best Is to Be-maybe. Monterey: Brooks/Cole, 1975.
Cita MLA (9a ed.)TROLL, Lillian E. Early and Middle Adulthood: The Best Is to Be-maybe. Brooks/Cole, 1975.
Precaución: Estas citas no son 100% exactas.