TY  - BOOK
AU  - Hirsch Morris W
TI  - Differential topology
T2  - Graduate texts in mathematics .33
SN  - 0387901485
U1  - B316, L6 
PY  - 1976///
CY  - New York 
PB  - Springer-Verlag         
KW  - Analysis
N1  - Bibliography: P 209-15
ER  -