Cita APA

Velleman, D. J. (1994). How to prove it: A structured approach. Cambridge University Press.

Citación estilo Chicago

Velleman, Daniel J. How to Prove It: A Structured Approach. Cambridge: Cambridge University Press, 1994.

Cita MLA

Velleman, Daniel J. How to Prove It: A Structured Approach. Cambridge University Press, 1994.