8 1 50 PIETER SANDERS Additional Author mixed material 9026809239 NETHERLANDS KLUWER B.V 1977 yearbook_ii.jpg.jpg PIETER SANDERS Additional Author mixed material 9065440038 NETHERLANDS KLUWER B.V 1981 yearbook_iv.jpg.jpg PIETER SANDERS Additional Author mixed material 9065446982 NETHERLANDS KLUWER B.V 1993 yearbook_xviii.jpg.jpg PIETER SANDERS Additional Author mixed material 9065441182 NETHERLANDS KLUWER B.V 1983 yearbook_viii.jpg.jpg PIETER SANDERS Additional Author mixed material 9065440461 NETHERLANDS KLUWER B.V 1982 yearbook_vii.jpg.jpg PIETER SANDERS Additional Author mixed material 9026810687 NETHERLANDS KLUWER B.V 1979 yearbook_iv.jpg.jpg PIETER SANDERS Additional Author mixed material 9026811527 NETHERLANDS KLUWER B.V 1980 yearbook_v.jpg.jpg PIETER SANDERS Additional Author mixed material 9026809697 NETHERLANDS KLUWER B.V 1978 yearbook_iii.jpg.jpg