TY  - BOOK
AU  - Schwarz,Paul A.
TI  - Aptitude tests for use in the developing nations : : a research rep ort submitted to the International Cooperation Administration / 
U1  - 371.264 SCH 
PY  - 1961///
CY  - Pittsburg : 
PB  - American Institute for Research , 
KW  - Ability
KW  - Testing
KW  -  Developing countries
ER  -