TY  - BOOK
AU  - Vetter,M.
TI  - Strategy for data modelling: (application- and enterprise- wide) 
SN  - 0471916056
PY  - 1987///
CY  - Chichester
PB  - John Wiley & Sons
KW  - Data structures (Computer science)
KW  - Relational data bases
N1  - Includes index; Bibliography: p. 333-340
ER  -