Science Reference Source Description: Science magazines, journals, reference books and videos More Info Express Link for Science Reference Source × Express Link Copy
Stanford Encyclopedia of Philosophy Description: Open website organizes scholars from around the world in philosophy and related disciplines to create and maintain an up-to-date reference work. Free web resource More Info Express Link for Stanford Encyclopedia of Philosophy × Express Link Copy
SIRS Discoverer Description: Elementary and middle school, articles, reference More Info Express Link for SIRS Discoverer × Express Link Copy
