- Mensa Guide to Solving SudokuPeter Gordon, Frank Longo
- Silver WayPeter Gordon, Juan José Morales
- GUÍA MENSA PARA RESOLVER SUDOKUSPeter Gordon, Frank Longo
- Secondary Cause of DeathPeter Gordon
- GUÍA MENSA PARA RESOLVER SUDOKUSPeter Gordon, Frank Longo
- The society architect ponders the Golden Gate Bridge, oder, Wie sie kriegen was sie nicht verdienenPeter Gordon, Peter Gordon et al.
- Match Wits with MensaPeter Gordon
- Yahtzee Scratch & PlayPeter Gordon
- Dictionary of British Women's Organisations, 1825-1960Peter Gordon, David Doughan
- Poverty in AlbaniaHermone De Soto, Peter Gordon et al.
Covers: Open Library