Cita APA (7th ed.)

Galiffa. (2013). On the Higher-Order Sheffer Orthogonal Polynomial Sequences (1.). Springer New York.

Cita Chicago (17th ed.)

Galiffa. On the Higher-Order Sheffer Orthogonal Polynomial Sequences. 1. Springer New York, 2013.

Cita MLA (8th ed.)

Galiffa. On the Higher-Order Sheffer Orthogonal Polynomial Sequences. 1. Springer New York, 2013.