Not full text. To verify the availability of a book, consult WorldCat . And for journal availability, UnionList . To check on any online access through subscriber database to a particular journal title, see jake . For directions on how to use the highly controlled search mechanism, consult Altavista Main and Advanced Search Elements .
Web directories vary in restrictiveness, but all have some sort of rating system for site inclusion.
Style guides Trexler Library's MLA Style Examples offers models for citing print and electronic sources in a bibliography.