HAMBLEY, A. R. (2005). Electrical engineering principles and applications.-- ed.3. Pearson Prentice Hall.
Lua i Stíl Chicago (17ú heag.)HAMBLEY, Allan R. Electrical Engineering Principles and Applications.-- Ed.3. New Jersey: Pearson Prentice Hall, 2005.
Lua MLA (9ú heag.)HAMBLEY, Allan R. Electrical Engineering Principles and Applications.-- Ed.3. Pearson Prentice Hall, 2005.
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