Green, J.A..
Sets and Groups / - 1st ed / - London E.C. 4V 5EL : Routledge & Kegan Paul Ltd , 1984 - p.74,xii :
0-7100-4356-2
Sets and Groups
B13 / K5G;1
Sets and Groups / - 1st ed / - London E.C. 4V 5EL : Routledge & Kegan Paul Ltd , 1984 - p.74,xii :
0-7100-4356-2
Sets and Groups
B13 / K5G;1