Cita APA (7th ed.)
U.S. Dept. of Labor. Bureau of Labor Standards. (1963). Static Electricity.
Cita Chicago (17th ed.)
U.S. Dept. of Labor. Bureau of Labor Standards. Static Electricity. 1963.
Cita MLA (9th ed.)
U.S. Dept. of Labor. Bureau of Labor Standards. Static Electricity. 1963.
Atenció: Aquestes cites poden no estar 100% correctes.