| Wall Street Journal (1889-1994) | |
| Wall Street Journal (1889-1994) (1889-1994) | |
| Washington Post (1877-1995) | |
| WDI Online (1960-) | |
| Web of Science (1955-) | |
| Webster's Unabridged Dictionary | |
| Who's Who & Who Was Who (1849-) | |
| Wiley Encyclopedia of Biomedical Engineering | |
| Wiley Online Library | |
| Women and Social Movements in the United States, 1600-2000 (1600-2000) | |
| Women and Social Movements, International (1840-) | |
| Women's Studies Encyclopedia | |
| World Almanac | |
| World History Collection (1964-) | |
| World Newspaper Archive - Latin American Newspapers (1805-1922) | |
| WorldCat (1000 BC-) | |
| WorldCat.org | |
| Worldwide Political Science Abstracts (1975-) | |
