Cita APA (7a ed.)
Silverman, J., Hughes, E., & Wienbroer, D. R. (1990). Rules of thumb: A guide for writers. McGraw-Hill.
Cita Chicago Style (17a ed.)
Silverman, Jay, Elaine Hughes, y Diana Roberts Wienbroer. Rules of Thumb: A Guide for Writers. New York: McGraw-Hill, 1990.
Cita MLA (9a ed.)
Silverman, Jay, et al. Rules of Thumb: A Guide for Writers. McGraw-Hill, 1990.
Precaución: Estas citas no son 100% exactas.