Παραπομπή APA

Lipschutz,, S., & Lipson,Marc Lars, M. L. (1999). Theory and problems of discrete mathematics (1st.). CUP.

Παραπομπή Chicago Style

Lipschutz,, Seymour, και Marc Lars Lipson,Marc Lars. Theory and Problems of Discrete Mathematics. 1st. Cambridge: CUP, 1999.

Παραπομπή MLA

Lipschutz,, Seymour, και Marc Lars Lipson,Marc Lars. Theory and Problems of Discrete Mathematics. 1st. CUP, 1999.