Citazione Stile APA (7a Edizione)

Askey, R. (1975). Orthogonal polynomials and special functions. Society for Industrial and Applied Mathematics.

Citazione stile Chigago Style (17a edizione)

Askey, Richard. Orthogonal Polynomials and Special Functions. Philadelphia: Society for Industrial and Applied Mathematics, 1975.

Citatione MLA (9a ed.)

Askey, Richard. Orthogonal Polynomials and Special Functions. Society for Industrial and Applied Mathematics, 1975.