Não informado. (1968). Journal of Physics. Institute of Physics.
Chicagoスタイル(17版)引用形式Não informado. Journal of Physics. London: Institute of Physics, 1968.
MLA(8版)引用形式Não informado. Journal of Physics. Institute of Physics, 1968.
警告: この引用は必ずしも正確ではありません.