Cita APA (7a ed.)
Finney, J. (1970). Time and again. Simon and schuster.
Cita Chicago Style (17a ed.)
Finney, Jack. Time and Again. New York: Simon and schuster, 1970.
Cita MLA (9a ed.)
Finney, Jack. Time and Again. Simon and schuster, 1970.
Precaución: Estas citas no son 100% exactas.