TY  - BOOK
TI  - Science year 1990: the World Book annual science supplement
SN  - 0716605902 (cased)
PY  - 1989///
CY  - Chicago, Ill.
PB  - World Book
KW  - Science
KW  - Yearbooks
N1  - "A review of science and technology during the 1989 school year."
ER  -