Não informado. (1931). Physics: A journal of general and applied physics conducted by the American Physical Society. American Physical Society.
Chicago (17e ed.) BronvermeldingNão informado. Physics: A Journal of General and Applied Physics Conducted by the American Physical Society. New York: American Physical Society, 1931.
MLA (8e ed.) BronvermeldingNão informado. Physics: A Journal of General and Applied Physics Conducted by the American Physical Society. American Physical Society, 1931.
Let op: Deze citaties zijn niet altijd 100% accuraat.