| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Economics Education in the United Kingdom | 978-0-435-84790-6 | 1980 | etc. |
| Microeconomics: A Programmed Book | 978-0-13-581421-5 | 1974 | |
| Microeconomics: A Programmed Book | 978-0-13-581439-0 | 1970 | |
| Recent Research in Economics Education | 978-0-13-767335-3 | 1970 | |
K L · Kate Langdon · Kath Langdon · Keith G Lumsden · Keith Langston · Keith Lansdale · Keith Lewinstein · Kitty Loewenstein