Richard Heeks. Implementing and Managing eGovernment: An International Text. SAGE.
Čikaški stil citiranja (17. izdanje)Richard Heeks. Implementing and Managing EGovernment: An International Text. SAGE.
MLA način citiranja (8. izdanje)Richard Heeks. Implementing and Managing EGovernment: An International Text. SAGE.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.