DaniS. K.Technical manual: The Prantiya Shikshan Mahavidyalaya Verbal Intelligence Test. Jabalpur: Govt. College of Educational Psychology & Guidance, 1957.
2.
GhiselliE. E.Explorations in managerial talent. Pacific Palisades, CA: Good Year Publ., 1971.
3.
RavenJ. C.Guide to the Progressive Matrices Test. London: H. K. Lewis, 1960.
4.
SinhaR.An investigation into the relationship between self-concept, ego-ideal discrepancy and verbalized need for achievement. Unpublished Master' thesis, Nagpur Univer., Nagpur, 1967.
