Cita APA (7a ed.)

Visvizi, A., & Lytras, M. D. (2019). Smart cities: Issues and challenges : mapping political, social and economic risks and threats. Elsevier.

Cita Chicago Style (17a ed.)

Visvizi, Anna, y Miltiadis D. Lytras. Smart Cities: Issues and Challenges : Mapping Political, Social and Economic Risks and Threats. Amsterdam, Netherlands: Elsevier, 2019.

Cita MLA (8a ed.)

Visvizi, Anna, y Miltiadis D. Lytras. Smart Cities: Issues and Challenges : Mapping Political, Social and Economic Risks and Threats. Elsevier, 2019.