| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Microeconomic Theory | 978-0-07-085060-6 | 1973 | |
| Microeconomic theory | 978-0-07-005258-1 | 1971 | |
| Microeconomic Theory; a Graphical Analysis | 978-0-07-005266-6 | 1967 | |
| Problems in Microeconomics | 978-0-07-099233-7 | 1980 | Richard S. Wallace |
| Problems in microeconomics | 978-0-07-005263-5 | 1971 | |
| Teoría microeconómica | 978-84-206-2094-7 | 1981 | |
A. B. · R. A. · R. B. · Richard A. · Richard B. · richard bilas