(1996). Services: Measuring real annual value added / Statistics Directorate.
Chicago Style (17. basım) AtıfServices: Measuring Real Annual Value Added / Statistics Directorate. 1996.
MLA (9th ed.) AtıfServices: Measuring Real Annual Value Added / Statistics Directorate. 1996.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..