K.Sagar. (2019). Ralway Bharati Board Online Pariksha Sampurna Margdarshan (9.). K.Sagar Publication.
Chicago-čujuhus (17. p.)K.Sagar. Ralway Bharati Board Online Pariksha Sampurna Margdarshan. 9. Pune: K.Sagar Publication, 2019.
MLA-čujuhus (9. p.)K.Sagar. Ralway Bharati Board Online Pariksha Sampurna Margdarshan. 9. K.Sagar Publication, 2019.
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