TY  - BOOK
AU  - Koffka, Kurt,
TI  - Principles of gestalt psychology
SN  - TBA419
U1  - 150.1982 
PY  - 1935///
CY  - London
PB  - Routledge & Kegan Paul
KW  - Gestalt psychology
N1  - Imprint date varies
ER  -