Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.