APA (7th ed.) Citation

Herschel, J. F. W. Preliminary Discourse on the Study of Natural Philosophy.

Chicago Style (17th ed.) Citation

Herschel, John F. W. Preliminary Discourse on the Study of Natural Philosophy.

MLA (9th ed.) Citation

Herschel, John F. W. Preliminary Discourse on the Study of Natural Philosophy.

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