Hefboom: permanente vorming en samenleving.

MLA

Ruyters, Mark. Hefboom: Permanente Vorming En Samenleving. Brussel, 1979.

APA

Ruyters, M. (1979). Hefboom: permanente vorming en samenleving. Brussel.

Chicago

Ruyters, Mark Hefboom: Permanente Vorming En Samenleving. Brussel, 1979.