Adaptación ecuatoriana de los Tests colectivos de inteligencia de Kuhlmann-Anderson.
Contributors: Diefferding, J. B.; Kuhlman, Frederick, 1876-
Publisher: Talleres gráficos nacionales
Published: 1933
Place of publication: Quito, Ecuador
Language: spa
Subjects: Mental tests
Other titles: Tests colectivos de inteligencia de Kuhlmann-Anderson.
Notes: v. [1] Manual de instrucciones.
Cover-title.
At head of title: César Mora M.--J. B. Diefferding.