TY  - GEN
AU  - Tiegs,Ernest W.
TI  - Tests and measurements in the improvemment of learning
U1  - 153.93 20th
PY  - 1939///
CY  - Boston
PB  - Houghton Mifflin
KW  - Educational tests and measurements
KW  - Learning
N1  - "WEEDED-OUT-2009" (R-15, s.n.-532)
ER  -