Cita APA (7a ed.)
Markel, M. H. (1988). Technical writing essentials. St. Martin's.
Cita Chicago Style (17a ed.)
Markel, Michael H. Technical Writing Essentials. New York: St. Martin's, 1988.
Cita MLA (9a ed.)
Markel, Michael H. Technical Writing Essentials. St. Martin's, 1988.
Precaución: Estas citas no son 100% exactas.