APA (7th ed.) Citation

Howarth, R. J. (2007). Gravity surveying in early geophysics.

Chicago Style (17th ed.) Citation

Howarth, Richard J. Gravity Surveying in Early Geophysics. 2007.

MLA (9th ed.) Citation

Howarth, Richard J. Gravity Surveying in Early Geophysics. 2007.

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