JAMES,WILLIAM
New York
Penguin Books
1984
9780940450720
1987
9780940450387
LACHS,JOHN
Washington
Vanderbilt University
Cambridge
Cambridge University Press
2004
521579104
MARGA,ANDREI
Cluj- Napoca
Dacia
1980
CERNEA,STELA
Bucureşti
Åžtiinţifică
1970