Reignited: Scientific Pathways to a Brighter Future by A P J Abdul Kalam and Srijan Pal Singh; by Penguin India, 14 May 2015.
Reignited: Scientific Pathways to a Brighter Future by A P J Abdul Kalam and Srijan Pal Singh; by Penguin India, ngày 14 tháng 5 năm 2015.