Super, D. E. (1957). The psychology of careers: An introduction to vocational development. Harper & Row.
Chicago Style (17th ed.) CitationSuper, Donald E. The Psychology of Careers: An Introduction to Vocational Development. Nueva York: Harper & Row, 1957.
MLA (9th ed.) CitationSuper, Donald E. The Psychology of Careers: An Introduction to Vocational Development. Harper & Row, 1957.
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