Παραπομπή σε μορφή APA (7η εκδ.)

SIAM Activity Group on Geometri Design & Hagen, H. (1992). Curve and surface design. Society for Industrial and Applied Mathematics.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SIAM Activity Group on Geometri Design και H. Hagen. Curve and Surface Design. Philadelphia: Society for Industrial and Applied Mathematics, 1992.

Παραπομπή σε μορφή MLA (9th εκδ.)

SIAM Activity Group on Geometri Design και H. Hagen. Curve and Surface Design. Society for Industrial and Applied Mathematics, 1992.