(1999). Reporting software manual: Uniform data system 1999 : National Health Service Corps.
Citazione stile Chigago Style (17a edizione)Reporting Software Manual: Uniform Data System 1999 : National Health Service Corps. 1999.
Citatione MLA (9a ed.)Reporting Software Manual: Uniform Data System 1999 : National Health Service Corps. 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.