Perceptual rigidity and closure phenomenon as a function of manifest anxiety in childrenhttps://www.upress.umn.edu/test-division/bibliography/1950-1959/1958/smock_perceptual_1958https://www.upress.umn.edu/logo.png
C.D. Smock
(1958)
Perceptual rigidity and closure phenomenon as a function of manifest anxiety in children