Prachin Bharat Ka Itihaas, Madhyakalin Bharat Ka Itihaas, Aadhunik Bharat Ka Itihaas, Bharat Ka Bhugol, Vishwa Ka Bhugol, Bhartiye Sanvidhaan Avam Raajvyavastha, Bhartiye Arthvyavastha(Paperback, Hindi, Diwakar Gupta, Ritesh Kumar Singh, Sonu raj)