| GMD | Text |
| Language | Eng |
| Classification | 153.4 N319 |
| Publisher | Englewood Cliffs, NJ, Prentice-Hall, c1967 |
| Subject | Theory of knowledge. |
| Topic | Psychology |
| Series | Century psychology series (Appleton-Century-Crofts, inc.) |
| Description | xi, 351 p. : ill. ; 24 cm. |