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Development and validation of the penn state worry questionnaire
T.J. Meyer, M.L. Miller, R.L. Metzger, Thomas D. BorkovecVolume:
28
Année:
1990
Langue:
english
Pages:
496
DOI:
10.1016/0005-7967(90)90135-6
Fichier:
PDF, 977 KB
english, 1990