APA (7th ed.) Citation

D'Urfey, T. The Hubble bubbles: A ballad to the tune of O'er the hills and far a way.

Chicago Style (17th ed.) Citation

D'Urfey, Thomas. The Hubble Bubbles: A Ballad to the Tune of O'er the Hills and Far a Way.

MLA (9th ed.) Citation

D'Urfey, Thomas. The Hubble Bubbles: A Ballad to the Tune of O'er the Hills and Far a Way.

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