Johnson, D.L.
Presentations of groups - Cambridge Cambridge University Press 1976 - 204 - London mathematical society lecture note series ; 00022 .
B27 L62
0521208297
512.54 JOH
Presentations of groups - Cambridge Cambridge University Press 1976 - 204 - London mathematical society lecture note series ; 00022 .
B27 L62
0521208297
512.54 JOH