Cita APA (7th ed.)

Harker, K. (1998). Power system commissioning and maintenance practice. Institution of Electrical Engineers.

Cita Chicago (17th ed.)

Harker, Keith. Power System Commissioning and Maintenance Practice. London: Institution of Electrical Engineers, 1998.

Cita MLA (8th ed.)

Harker, Keith. Power System Commissioning and Maintenance Practice. Institution of Electrical Engineers, 1998.