karpilovsky, G. (1986). Group and semi group rings. North Holland publishing Co..
Chicago Edition Citationkarpilovsky, Grogery. Group and Semi Group Rings. North Holland publishing Co., 1986.
MLA Edition Citationkarpilovsky, Grogery. Group and Semi Group Rings. North Holland publishing Co., 1986.
Warning: These citations may not always be 100% accurate.