TY  - BOOK
AU  - Collingwood,E.F.
AU  - Lohwater,A.J.
TI  - The theory of cluster sets
U1  - 513.83 
PY  - 1966///
CY  - Cambridge
PB  - Cambridge U. P.
KW  - Cluster set theory
KW  - Set theory
N1  - Includes bibliographical references and index
ER  -