Stone observatories in India, erected by Maharaja Sawai Jai Singh of Jaipur, 1686-1743 A.D., at Delhi, Jaipur, Ujjain, Varanasi, MathuraPrahlad Singh · First published 1978Open the Tome
Instrumental Methods of Analysis in BiotechnologyChatanta, Dinesh Kumar, Sr., Mehra, Prahlad Singh, Sr., Dinesh Kumar Chatanta, Prahlad Singh Mehra · First published 2012Open the Tome
Human development, well-being and globalisationPrahlad Singh Shekhawat · First published 2010Open the Tome
