Developments in educational testing : the proceedings of an international conference held under the aegis of the Padagogisches Zentrum, Berlin /
edited by Karlheinz Ingenkamp
- London : The University of London Press, 1969
- 2 v. : ill., forms. ; 23 cm.
Originally published as 'Moglichkeiten und Grenzen der Testanwendung in der Schule'. Berlin, Weinheim, 1968