Cita APA (7a ed.)

Troll, L. E. (1975). Early and middle adulthood: The best is yet to be-maybe. Brooks/Cole.

Cita Chicago Style (17a ed.)

Troll, Lillian E. Early and Middle Adulthood: The Best Is yet to Be-maybe. Monterey: Brooks/Cole, 1975.

Cita MLA (9a ed.)

Troll, Lillian E. Early and Middle Adulthood: The Best Is yet to Be-maybe. Brooks/Cole, 1975.