Cita APA (7th ed.)
NTPC. (2011). Electrical engineering executive trainees recruitment exam study guide. G.K.Publications.
Cita Chicago (17th ed.)
NTPC. Electrical Engineering Executive Trainees Recruitment Exam Study Guide. Noida: G.K.Publications, 2011.
Cita MLA (9th ed.)
NTPC. Electrical Engineering Executive Trainees Recruitment Exam Study Guide. G.K.Publications, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.