Topological structures:  Proceedings of a Symposium, organized by the Wiskundig Genootschap of the Netherlands on November 7, 1973, in honour of J. de Groot (1914-1972)/ 
Amsterdam, 1973. 
 - [2nd printing] 
 - Amsterdam:  Mathematisch Centrum,  1976. 
 - 175 p. 
 - Belfer Graduate School of Science - monographs series Mathematical Centre tracts;  52. .
 - Yeshiva University.  Belfer Graduate School of Science.  Monograph series. .
 - Belfer Graduate School of Science - monographs series. .
<br/><br/><label>Dewey Class. No.: </label>510.92  / T675