APA (7th ed.) Citation

Filk, T. (2014). Global positioning and the measurement of time.

Chicago Style (17th ed.) Citation

Filk, Thomas. Global Positioning and the Measurement of Time. 2014.

MLA (9th ed.) Citation

Filk, Thomas. Global Positioning and the Measurement of Time. 2014.

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