Resources
- Influence by Robert B. Cialdini (Morrow, William; 1993. 309 pages)
- My Life In Advertising/ Scientific Advertising by Claude C. Hopkins (NTC Publishing Group; 1987 reprint. 336 pages)
- Ogilvy on Advertising by David Ogilvy (Crown Publishing Group; 1983; 224 pages)
- The 22 Immutable Laws of Marketing by Al Ries and Jack Trout (HarperCollins; 1994. 132 pages)
- Mega Gifts by Jerold Panas (Bonus Books; 1998 reissue. 231 pages)
- Selling to the Affluent by Thomas J. Stanley (McGraw-Hill Companies; 1997 reprint. 477 pages)
- Revolution In the Mailbox by Mal Warwick (Wiley, John & Sons; 2004, Revised and updated. 324 pages)
- The Five Strategies for Fundraising Success by Mal Warwick (Wiley, John & Sons; 1999. 320 pages)
- How To Write Successful Fundraising Letters by Mal Warwick (Wiley, John & Sons; 2001 Revised and updated. 320 pages)
- Ten Steps to Fundraising Success by Mal Warwick (Wiley, John & Sons; 2001. 160 pages)