(2009). U.P.S.C.(IES) engineering services examination solved papers: Electrical engineering. G.K. Publishers.
Chicago-tyylinen lähdeviittausU.P.S.C.(IES) Engineering Services Examination Solved Papers: Electrical Engineering. Noida: G.K. Publishers, 2009.
MLA-viiteU.P.S.C.(IES) Engineering Services Examination Solved Papers: Electrical Engineering. G.K. Publishers, 2009.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.