Gaya APA

Wangsness, R, K, /, F. (1986). Electromagnetic fields 2nd edition . Canada: Gadjah Mada University Press.

Gaya MLA

Wangsness, Roald, K., /, Fisika. "Electromagnetic fields 2nd edition". Canada: Gadjah Mada University Press, 1986. Monograft.