Cita APA

Freyd, P. (1964). Abelian categories: An introduction to the theory of functors. New York: Harper & Row.

Citación estilo Chicago

Freyd, Peter. Abelian Categories: An Introduction to the Theory of Functors. New York: Harper & Row, 1964.

Cita MLA

Freyd, Peter. Abelian Categories: An Introduction to the Theory of Functors. New York: Harper & Row, 1964.