Van Belle, F. (1919). Statuts. Liège: POB.
Chicago Style aipamenaVan Belle, François. Statuts. Liège: POB, 1919.
MLA aipamenaVan Belle, François. Statuts. Liège: POB, 1919.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Van Belle, F. (1919). Statuts. Liège: POB.
Chicago Style aipamenaVan Belle, François. Statuts. Liège: POB, 1919.
MLA aipamenaVan Belle, François. Statuts. Liège: POB, 1919.