| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1983 | 978-0-9611390-0-1 | R. Earl Hadady | Contrary Opinion: How to Use It for Profit in Trading Commodity Futures |
| 1984 | 978-0-9611390-1-8 | R Earl Hadady | Opening Price Statistical Data on the Futures Market, 1984 |
| '' | 978-0-9611390-2-5 | R. Earl Hadady | Historical commodity spread charts: 830 years of spread charts covering 116 spreads in 19 commodities |