APA (7th ed.) Citation
(2014). The past and present Earth-Moon system: The speed of light stays steady as tides evolve. Planetary Science.
Chicago Style (17th ed.) Citation
"The Past and Present Earth-Moon System: The Speed of Light Stays Steady as Tides Evolve." Planetary Science 2014.
MLA (9th ed.) Citation
"The Past and Present Earth-Moon System: The Speed of Light Stays Steady as Tides Evolve." Planetary Science, 2014.
Warning: These citations may not always be 100% accurate.