Gaya APA

L, B. (1982). Introductory cicuit analysis 4th edition (1982,1977,1972,1968). : Charles E.Merrill Publishing Company.

Gaya MLA

L, Boylested,Roberts. "Introductory cicuit analysis 4th edition". 1982,1977,1972,1968 : Charles E.Merrill Publishing Company, 1982. Text.