Census of professional and business services 1993
Central Statistical Service
Central Statistical Service 1997 Census of professional and business services 1993 , CSS report = SDD-verslag no. 88-01-01 (1993)
所蔵館1館
Central Statistical Service 1997 Census of professional and business services 1993 , CSS report = SDD-verslag no. 86-01-01 (1993)
Central Statistical Service 1997 Census of professional and business services 1993 , CSS report = SDD-verslag no. 88-05-01 (1993)
Central Statistical Service 1997 Census of professional and business services 1993 , CSS report = SDD-verslag no. 88-06-01 (1993)
Central Statistical Service 1997 Census of professional and business services 1993 , CSS report = SDD-verslag no. 88-02-01 (1993)
