| title | ISBN-13 (ISBN-10) | year of publication | |
|---|---|---|---|
| An Encyclopedic Dictionary of Marxism, Socialism and Communism: Economic, Philosophical, Political and Sociological Theories, Concepts, Institutions ... and Modern, East-West Relations Included | 978-3-11-008588-4 (3-11-008588-7) | 1981 | |
| The Economics of Socialism: Principles Governing the Operation of Centrally Planned Economics Under the New System | 978-0-04-335044-7 (0-04-335044-5) | 1982 |