. "Cummings, Jack, 1940-" . . . . . "Cummings, Jack, 1940- $1000 down can make you rich" . . . "Cummings, Jack, 1940- Cashless investing in real estate" . . . "Cummings, Jack, 1940- Commercial real estate investing" . . . "Cummings, Jack, 1940- Complete guide to real estate financing" . . . "Cummings, Jack, 1940- Complete handbook of how to \"farm\" real estate listings and sales" . . . "Cummings, Jack, 1940- Investing in real estate with other people's money" . . . "Cummings, Jack, 1940- Playboy's Single person's guide to real estate investing" . . . "Cummings, Jack, 1940- Real estate finance & investment manual" . . . "Cummings, Jack, 1940- Real estate finance & investment manual" . . . "Cummings, Jack, 1940- Real estate financing manual" . . . "Cummings, Jack, 1940- The business travel survival guide" . . . "Cummings, Jack, 1940- The guide to real estate exchanging" . . . "Cummings, Jack, 1940- The McGraw-Hill 36-hour real estate investing course" . . . "Cummings, Jack, 1940- The McGraw-Hill 36-hour real estate investing course" . . . "Cummings, Jack, 1940- The McGraw-Hill 36-hour real estate investing course" . . . "Cummings, Jack, 1940- The real estate investor's answer book" . . . "Cummings, Jack, 1940- The real estate investor's guide to cash flow and equity management" . . . "Cummings, Jack, 1940- The real estate investors answer book" . . . "Cummings, Jack, 1940- The tax-free exchange loophole" . . . "Cummings, Jack, 1940- The venture" . .