LAP LAMBERT Academic Publishing · Various small imprints
| title | ISBN-13 (ISBN-10) | year of publication | |
|---|---|---|---|
| Concrete Elaboration during Knowledge Acquisition: A series of studies on learning from text | 978-3-8383-1576-8 (3-8383-1576-6) | 2009 | |
| Kennis Vir Die Jagter: Wenke, Feite, Inligting, Tegniek | 978-0-620-25546-2 (0-620-25546-3) | ||
| The Better Hunter: Hints, Facts, Information, Technique | 978-0-620-27343-5 (0-620-27343-7) |