Gaya APA

Ruhan, A, S. (). The heuristic function of Maxwell's equations in the classical and relativistic theories of electromagnetism Excerpta ex dissertatione P.U.G. . Romae: 1964.

Gaya MLA

Ruhan, A.,, S.J.. "The heuristic function of Maxwell's equations in the classical and relativistic theories of electromagnetism Excerpta ex dissertatione P.U.G. ". Romae: 1964, . Buku.