Cita APA (7a ed.)
Simmons, H. (2011). An introduction to category theory. Cambridge University Press.
Cita Chicago Style (17a ed.)
Simmons, Harold. An Introduction to Category Theory. Cambridge ; New York: Cambridge University Press, 2011.
Cita MLA (9a ed.)
Simmons, Harold. An Introduction to Category Theory. Cambridge University Press, 2011.
Precaución: Estas citas no son 100% exactas.