TY  - SER
TI  - Science Year: the World book annual science supplement ; a review of science and technology during the 1989 school year
SN  - 0716605902
U1  - Ref. 503 22
PY  - 1989///
CY  - Chicago
PB  - World Book, Inc.
KW  - Science
KW  - Periodicals
KW  - Sciences
KW  - Périodiques
N1  - Includes index
ER  -