//-->
Are collective economy undertakings integrated into the concept of economic and social policy in the Federal Republic of Germany?
Dieck, Margret, (1970)
Collective-economy undertakings in the Federal Republic of Germany : a study of their position in the German economy and of their use as instruments of economic and social policy
Dieck, Margret, (1968)
Einrichtungen der Altenhilfe in den Niederlanden
Dieck, Margret, (1973)