Παραπομπή APA

Lallement, G. (1979). Semigroups and combinatorial applications. Wiley Eastern.

Παραπομπή Chicago Style

Lallement, Gerard. Semigroups and Combinatorial Applications. New York: Wiley Eastern, 1979.

Παραπομπή MLA

Lallement, Gerard. Semigroups and Combinatorial Applications. Wiley Eastern, 1979.