Biography Series. (2011). Bhagat Singh (Wilco Picture Library). Wilco.
Čikaški stil citiranja (17. izdanje)Biography Series. Bhagat Singh (Wilco Picture Library). Wilco, 2011.
MLA način citiranja (9. izdanje)Biography Series. Bhagat Singh (Wilco Picture Library). Wilco, 2011.
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