Listen to sermons from White Oak Presbyterian

Authors On-line 
Christian Classics Ethereal Library - Classic Christian books in electronic format.
Calvin's Works at CCEL - A quick link to the books by Calvin available at the CCEL.
Calvin's Commentaries
John Newton - Resources
John Knox
Monergism - good link to find books,  articles, sermons

Book Services
Cumberland Valley Bible Book Service - Christian books and Bibles available at discount prices.  
Monergism - good link to find books, articles, sermons
Westminster Theological Seminary Bookstore

Christian Resources
Center for Reformed Theology and Apologetics (CRTA)
Christian Answers Network
Covenant Media Foundation  

Creation & Evolution      
Center for Scientific Creation  
Creation Research Society
Institute for Creation Research

Cults
Christian Apologetics and Research Ministry (CARM)
Walter Martin's Religious InfoNet

Family friendly / Children
Project Creation
Veggie Tales    
 
Homeschool
Covenant Home Curriculum
Homeschool Legal Defense (HSLDA)
Veritas Press

Magazines
Aquila Report   
World Magazine      

Organizations 
Banner of Truth - The official  website of the Banner of Truth.
Chalcedon  Foundation - Chalcedon is a Christian educational organization.  
Family Research Council
Ligonier Ministries