Putnam and Beyond

MLA

Gelca, and Titu Andreescu. Putnam and Beyond. Springer International Publishing, 2017.

APA

Gelca, G., & Andreescu, T. (2017). Putnam and Beyond. Springer International Publishing.

Chicago

Gelca, and Titu Andreescu. Putnam and Beyond. : Springer International Publishing, 2017.