APA (7th ed.) Citation

Kochhar, R. K. (1989). Transit of Mercury 1651: The earliest Telescopic Observation in India.

Chicago Style (17th ed.) Citation

Kochhar, R. K. Transit of Mercury 1651: The Earliest Telescopic Observation in India. 1989.

MLA (9th ed.) Citation

Kochhar, R. K. Transit of Mercury 1651: The Earliest Telescopic Observation in India. 1989.

Warning: These citations may not always be 100% accurate.