Παραπομπή APA

Cohen,J.W, & Boxma,O.J. (1983). Boundary value problems in queuing system Analysis. North Holland.

Παραπομπή Chicago Style

Cohen,J.W, και Boxma,O.J. Boundary Value Problems in Queuing System Analysis. Amsterdam: North Holland, 1983.

Παραπομπή MLA

Cohen,J.W, και Boxma,O.J. Boundary Value Problems in Queuing System Analysis. North Holland, 1983.