TY  - BOOK
AU  - Cohen,M.M
TI  - A Cource in Simple-Homotopy Theory
T2  - Graduate Texts in Mathematics
SN  - 03879000551
U1  - 514.24 
PY  - 1973///
CY  - New York
PB  - Springer-Verlag
KW  - Homotopy
ER  -