Home › Authors › Patrick D. O'Hara 👤 Patrick D. O'Hara 8 books Books by Patrick D. O'Hara SBA microloan and specialty loan handbook 1996 How to computerise your small business 1993 How to computerize your small business 1993 The total marketing and sales plan 1992 Funding research & development 1990 The total business plan 1990 SBA loans 1989 Total Marketing and Sales Plan Total Marketing and Sales Plan Disk