W.J.A. Ruijgrok
type: Person
description: KEMA Nederland
family name: Ruijgrok
given name: W.J.A.
main entity of page: https://data.bibliotheken.nl/.well-known/genid/2ec435a7b4c9f66a55cdd3d6d639c76d
label: Ruijgrok, W.J.A.