Pettigrew, A. (1987). Theoretical, Methodological and Empirical Issues in Studying Change.
Chicago-viite (17. p.)Pettigrew, A. Theoretical, Methodological and Empirical Issues in Studying Change. 1987.
MLA-viite (9. p.)Pettigrew, A. Theoretical, Methodological and Empirical Issues in Studying Change. 1987.
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