Pettigrew, A. (1987). Theoretical, Methodological and Empirical Issues in Studying Change.
Citazione stile Chigago Style (17a edizione)Pettigrew, A. Theoretical, Methodological and Empirical Issues in Studying Change. 1987.
Citatione MLA (9a ed.)Pettigrew, A. Theoretical, Methodological and Empirical Issues in Studying Change. 1987.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.