Following are a few references that we found helpful:
Boglehead’s Guide to
Investment by Taylor Larimore 2014
Think, Act, and Invest
Like Warren Buffett by Swedroe 2013
The winning strategy to help
you achieve your financial and life goals
The ETF Book by Richard Ferri
2009
All you needed to know about
exchange-traded funds
The Bond Book by Annette Thau
2011
The Ultimate Dividend
Playbook by Josh Peters 2008
Income, insight, and
independence for today's investor
Debunkery by Ken Fisher
2011