Thelma Gwinn Thurstone & L. L. Thurstone.
Examiner manual for the SRA primary mental abilities; preliminary edition. Elementary, for ages 7 to 11.
R623328. Examiner manual for the SRA primary mental abilities; preliminary edition. Elementary, for ages 7 to 11. By Thelma Gwinn Thurstone & L. L. Thurstone. © 10May48; AA85176. Thelma Gwinn Thurstone (A & W); 29Jan76; R623328.
Thelma Gwinn Thurstone|A & W