Cita APA (7a ed.)

Ahlberg, J. H., Nilson, E. N., & Walsh, J. L. (1967). The theory of splines and their applications. Academic Press.

Cita Chicago Style (17a ed.)

Ahlberg, J. H., Edwin N. Nilson, y J. L. Walsh. The Theory of Splines and Their Applications. New York: Academic Press, 1967.

Cita MLA (8a ed.)

Ahlberg, J. H., et al. The Theory of Splines and Their Applications. Academic Press, 1967.