HarperCollins · Simon & Schuster
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Chopin | 978-0-06-012843-2 | 1978 | Maria Gordon-Smith |
| Cosima Wagner | 978-0-06-012704-6 | 1981 | |
| The eagles die: Franz Joseph, Elisabeth, and their Austria | 978-0-06-012788-6 | 1974 | |
| Toscanini - A Biography | 978-0-689-10655-2 | 1975 | |
G.M. · G. Richard · George M. · George Marek · George R. · George R. Marek · R. M. · Richard M. · Richard Marek