Cita APA (7th ed.)

Hartwell, F. P. (2021). American electricians' handbook (Seventeenth edition.). McGraw-Hill.

Cita Chicago (17th ed.)

Hartwell, Frederic P. American Electricians' Handbook. Seventeenth edition. New York: McGraw-Hill, 2021.

Cita MLA (9th ed.)

Hartwell, Frederic P. American Electricians' Handbook. Seventeenth edition. McGraw-Hill, 2021.

Atenció: Aquestes cites poden no estar 100% correctes.