APA (7th ed.) Citation

Shepard, D. Earth watch: Notes on a restless planet. Doubleday.

Chicago Style (17th ed.) Citation

Shepard, Daniel. Earth Watch: Notes on a Restless Planet. Garden City, N.Y: Doubleday.

MLA (9th ed.) Citation

Shepard, Daniel. Earth Watch: Notes on a Restless Planet. Doubleday.

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