Παραπομπή APA

Alfsen, E. M. (1971). Compact convex sets and boundary integrals. Springer- Verlag.

Παραπομπή Chicago Style

Alfsen, E. M. Compact Convex Sets and Boundary Integrals. Berlin: Springer- Verlag, 1971.

Παραπομπή MLA

Alfsen, E. M. Compact Convex Sets and Boundary Integrals. Springer- Verlag, 1971.