As from 1972 Jan Snijders acted as a referee, firstly national, then as from 1976 continental (E.J.U.) and as from 1984 international (I.J.F.).
Firstly national, as from 1976 continental (E.J.U.) and as from 1984 internationally (I.J.F.). As from 1972 Jan Snijders acted as a referee.
As from 1972 Jan Snijders acted as a referee. Firstly national, as from 1976 continental (E.J.U.) and as from 1984 internationally (I.J.F.).
As from 1972 Jan Snijders acted as a referee. Firstly national, as from 1976 continental (E.J.U.) and as from 1984 internationally (I.J.F.).