Cita APA (7a ed.)
Henderson, C. (1998). The luckiest old folks in history. Futurist, 32(4), 52.
Cita Chicago Style (17a ed.)
Henderson, Carter. "The Luckiest Old Folks in History." Futurist 32, no. 4 (1998): 52.
Cita MLA (9a ed.)
Henderson, Carter. "The Luckiest Old Folks in History." Futurist, vol. 32, no. 4, 1998, p. 52.
Precaución: Estas citas no son 100% exactas.