Cita APA (7a ed.)
Francis, R. (1988). I have done what I could. Painted Bride Quarterly, 32-33, 42-43.
Cita Chicago Style (17a ed.)
Francis, Robert. "I Have Done What I Could." Painted Bride Quarterly 32-33 (1988): 42-43.
Cita MLA (9a ed.)
Francis, Robert. "I Have Done What I Could." Painted Bride Quarterly, 32-33, 1988, pp. 42-43.
Precaución: Estas citas no son 100% exactas.