Barker, P. (2002). Top 1000 scientists from the beghinning of time to 2000 AD. Universities press India Pvt Ltd.
Chicago Edition CitationBarker, Philip. Top 1000 Scientists from the Beghinning of Time to 2000 AD. Hyderabad: Universities press India Pvt Ltd, 2002.
MLA Edition CitationBarker, Philip. Top 1000 Scientists from the Beghinning of Time to 2000 AD. Universities press India Pvt Ltd, 2002.
Warning: These citations may not always be 100% accurate.