TY  - BOOK
AU  - Croom, Fred H
TI  - Principles of topology
SN  - 9780486801544 (pbk.)
U1  - 514 CRO 22
PY  - 2016///
CY  - New York
PB  - Dover publications
KW  - _
KW  - Mathematics
KW  - Topology
N1  - Includes index
ER  -