APA Style

TROLL, Lillian E. (1975). Earlt and Middle Adulthood . California: Brooks /Cole Publishing Company.

Chicago Style

TROLL, Lillian E. Earlt and Middle Adulthood. California: Brooks /Cole Publishing Company, 1975. Bahasa Inggris.

MLA Style

TROLL, Lillian E. Earlt and Middle Adulthood. California: Brooks /Cole Publishing Company, 1975. Bahasa Inggris.

Turabian Style

TROLL, Lillian E. Earlt and Middle Adulthood. California: Brooks /Cole Publishing Company, 1975. Bahasa Inggris.