Hob Gray, David F. Votaw & J. Lloyd Rogers.
Gray-Votaw-Rogers general achievement test. Intermediate form T.
R664445. Gray-Votaw-Rogers general achievement test. Intermediate form T. By Hob Gray, David F. Votaw & J. Lloyd Rogers. © 11May50; A144150. Mary Gray (E of Hob Gray), Vivian S. Votaw (E of David F. Votaw) & J. Lloyd Rogers (A); 6Jun77; R664445.
Mary Gray|E of Hob Gray||Vivian S. Votaw|E of David F. Votaw||J. Lloyd Rogers|A