| Verfasser | Häufigkeit |
| Jackson, Brian Keith |
3 |
| Jackson, Edwina |
3 |
| Jackson, Herbert Walter |
3 |
| Kelly, Brian |
3 |
| Kossoy, Boris 1941- |
3 |
| Monteil, Claudine |
3 |
| Temple, Dale |
3 |
| Body, Jack |
2 |
| Bollinger, Alun |
2 |
| Gordon, Dexter 1923-1990 |
2 |
| Hawkins, Coleman 1904-1969 |
2 |
| Hinton, Milt 1910-2000 |
2 |
| Jackson, Brenda K. |
2 |
| Jackson, Glenys |
2 |
| Kerr, Bill |
2 |
| Stewart, Penelope |
2 |
| Tetley, Graeme |
2 |
| Walter, Harriet |
2 |
| Ward, Vincent 1956- |
2 |
| Whitten, Frank |
2 |