APA (7th ed.) Citation

Clarke, T. J. (2021). Primordial gravitational waves in the cosmic microwave background.

Chicago Style (17th ed.) Citation

Clarke, Thomas James. Primordial Gravitational Waves in the Cosmic Microwave Background. 2021.

MLA (9th ed.) Citation

Clarke, Thomas James. Primordial Gravitational Waves in the Cosmic Microwave Background. 2021.

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