TY  - BOOK
AU  - Lyndon, Roger C.
TI  - Combinatorial Group Theory: Classics in Mathematics
SN  - 3540411585
U1  - 512.22 LYN 
PY  - 2001///
CY  - .- New York 
PB  - :Springer Science & Business Media
KW  - Mathematics
KW  - Algebra
ER  -