Cita APA (7a ed.)
Webb, C. H. (2013). What things are made of. University of Pittsburgh Press.
Cita Chicago Style (17a ed.)
Webb, Charles Harper. What Things Are Made of. Pittsburgh, Pennsylvania: University of Pittsburgh Press, 2013.
Cita MLA (9a ed.)
Webb, Charles Harper. What Things Are Made of. University of Pittsburgh Press, 2013.
Precaución: Estas citas no son 100% exactas.