Cita APA (7a ed.)
Enrico Nardelli, S. P. Certification and Security in E-Services: From E-Government to E-Business. Springer.
Cita estilo Chicago (17a ed.)
Enrico Nardelli, Sabina Posadziejewski. Certification and Security in E-Services: From E-Government to E-Business. Nueva York, EUA: Springer.
Cita MLA (9a ed.)
Enrico Nardelli, Sabina Posadziejewski. Certification and Security in E-Services: From E-Government to E-Business. Springer.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.