APA-viite (7. p.)
BHEL. (2012). Electrical engineering engineers trainees recruitment exam study guide. G.K.Publications.
Chicago-viite (17. p.)
BHEL. Electrical Engineering Engineers Trainees Recruitment Exam Study Guide. Noida: G.K.Publications, 2012.
MLA-viite (9. p.)
BHEL. Electrical Engineering Engineers Trainees Recruitment Exam Study Guide. G.K.Publications, 2012.
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