Cita APA (7a ed.)
Alistair Barros, D. O. Handbook of Service Description: USDL and Its Methods. Springer.
Cita estilo Chicago (17a ed.)
Alistair Barros, Daniel Oberle. Handbook of Service Description: USDL and Its Methods. Nueva York, EUA: Springer.
Cita MLA (9a ed.)
Alistair Barros, Daniel Oberle. Handbook of Service Description: USDL and Its Methods. Springer.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.