TY  - BOOK
AU  - Massey, William S.
TI  - Basic course in algebraic topology
T2  - Graduate texts in mathematics ; 127
SN  - 9788181286949
U1  - 514.2 
PY  - 1991///
CY  - New York
PB  - Springer
KW  - Algebraic topology; Topologie algébrique
ER  -