TY  - BOOK
AU  - Watzlawick, Paul
TI  - Change; principles of problem formation and problem resolution
SN  - 0393011046
U1  - 158.2 
PY  - 1974///]
CY  - New York : 
PB  - Norton, 
KW  - Problem solving
KW  - Change (Psychology)
KW  - Interpersonal relations
ER  -