Não informado. (1999). Physics Essays. Physics Essays Publications.
Chicagoスタイル(17版)引用形式Não informado. Physics Essays. Québec, Canadá: Physics Essays Publications, 1999.
MLA(8版)引用形式Não informado. Physics Essays. Physics Essays Publications, 1999.
警告: この引用は必ずしも正確ではありません.