Association of Social Workers was created in 1935.
British Association of Social Workers was created in 1970.
Association of Psychiatric Social Workers was created in 1929.
Professional Social Workers' Association was created in 1985.
Association of Social Workers ended in 1970.
Association of Psychiatric Social Workers ended in 1970.
Association of Communist Workers was created in 1969.
Association of Scientific Workers was created in 1918.
International Workers' Association was created in 1922.
Workers' Association of Malmfälten was created in 1985.
Loyalist Association of Workers was created in 1971.
Association of Family Case Workers was created in 1940.
General German Workers' Association was created in 1863.