APA Edition Citation

Barker, P. (2002). Top 1000 scientists from the beghinning of time to 2000 AD. Universities press India Pvt Ltd.

Chicago Edition Citation

Barker, Philip. Top 1000 Scientists from the Beghinning of Time to 2000 AD. Hyderabad: Universities press India Pvt Ltd, 2002.

MLA Edition Citation

Barker, Philip. Top 1000 Scientists from the Beghinning of Time to 2000 AD. Universities press India Pvt Ltd, 2002.