Cita APA (7a ed.)
Howe, R. L. (1974). How to stay younger while growing older: Aging for all ages. Word Books.
Cita Chicago Style (17a ed.)
Howe, Reuel L. How to Stay Younger While Growing Older: Aging for All Ages. Waco, Tex.: Word Books, 1974.
Cita MLA (9a ed.)
Howe, Reuel L. How to Stay Younger While Growing Older: Aging for All Ages. Word Books, 1974.
Precaución: Estas citas no son 100% exactas.