TY  - BOOK
AU  - World Book Staff
TI  - World book health & medical annual, 1990
SN  - 0716611902
PY  - 1989///
CY  - [S.l.]
PB  - [s.n.]
UR  - http://www.archive.org/details/worldbookhealthm1990worl
UR  - http://www.openlibrary.org/books/OL24224441M
ER  -