Knopfmacher, John, 1937-1999
| Personal name | Knopfmacher, John, 1937-1999 |
| Country | South Africa |
| Language of person/corp. | English |
| ISNI | 0000 0001 0907 3837 |
| VIAF ID | 61623094 |
| CONOR.SI-ID | 141498211 |
Knopfmacher, John, 1937-1999
ISNI 0000 0001 0907 3837
VIAF ID 61623094
CONOR.SI-ID=141498211