Reference Sites

Virtual Libraries	Learning Resources
LibrarySpot Reference Desk refdesk Reference Desk and Portal l i i Librarian's Index to the Internet sailor Maryland's Public Information Network global Global Language Resources dmoz dmoz Open Directory Project BookZa Books Search email bbs! Bookos-z1 Books Search email bbs! Libgen Library Genesis Project	merlot Merlot Educational Resources planet.math Mathematical Stuff sparknotes Sparknotes Online Study Guide mit.courses MIT Open Courses google Google Scholar yale Yale Science Libraries
Encyclopedias, Almanacs . . .	Online Books
Wikipedia The Open Encyclopedia SEP Stanford Encyclopedia of Philosophy farmers The Farmers Almanac almanac Time Almanac cia.world The World Fact Book cia.leaders Chiefs of State freedict The Free Dictionary	gutenberg Project Gutenberg oreilly O'Reilly's Online Library Bartleby.com Columbia books online alex The Alex Catalogue of Electronic Texts literature Online Library of Literature drama The EServer Drama Collection classics The Internet Classics Archive
Science	Math
Nature Nature's home page BookZa Books Search email bbs! Bookos-z1 Books Search email bbs! BookSC Articles Library Articles Search Libgen Library Genesis Project Sci-Hub References	integral-table Table of Integrals planet.math Mathematical Stuff FooPlot Online Plotting Grapher Online Plotting InstaCalc Online Calculator Quadratic Equation Solver Cubic Equation Calculator