Discover.
[New York : Time],
1980-
"The newsmagazine of science."
Abridged readers' guide to periodical literature
Canadian periodical index
General science index
Magazine index
Readers' guide abstracts (microform)
Readers' guide to periodical literature
Bibliography of agriculture
Energy information abstracts
Environment abstracts
GeoRef
Popular magazine review
Predicasts
Science
Issued also on microfilm by University Microfilms International.