Cita APA (7th ed.)

Pareigis, B. (1970). Categories and functors. Academic Press.

Cita Chicago (17th ed.)

Pareigis, Bodo. Categories and Functors. New York: Academic Press, 1970.

Cita MLA (9th ed.)

Pareigis, Bodo. Categories and Functors. Academic Press, 1970.