Jain & Kishore. (2016). Combined defence services examination: Objective type questions. Upkar Prakashan.
Chicago-viite (17. p.)Jain & Kishore. Combined Defence Services Examination: Objective Type Questions. Agra: Upkar Prakashan, 2016.
MLA-viite (9. p.)Jain & Kishore. Combined Defence Services Examination: Objective Type Questions. Upkar Prakashan, 2016.
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