Westminster Confession of Faith - http://www.reformed.org/documents/wcf_with_proofs

Westminster Larger Catechism - http://www.reformed.org/documents/wlc_w_proofs/index.html

Westminster Shorter Catechism - http://www.reformed.org/documents/wsc/index.html

Directory for the Public Worship of God - http://www.reformed.org/documents/wcf_standards/index.html?mainframe=/documents/wcf_standards/p369-direct_pub_worship.html

Trinity Hymnal (Revised) - http://www.opc.org/hymnal.html

Scriptural Regulative Principle of Worship (Williamson) - http://www.westminsterconfession.org/worship/the-scriptural-regulative-principle-of-worship.php

Calvin's Commentaries - http://www.ccel.org/ccel/calvin/commentaries.i.html

Matthew Henry's Commentary on the Whole Bible - http://www.blueletterbible.org/commentaries/comm_author.cfm?AuthorID=4

Monergism - http://www.monergism.com

E-Sword (free Bible program) - http://www.e-sword.net

Modern Reformation - http://www.modernreformation.org

Reformation 21 - http://www.reformation21.org

Mars Hill Audio Journal - http://www.marshillaudio.org

The Aquila Report - http://www.theaquilareport.com