APA (7th ed.) Citation

Johnson, S. S. (2021). Sirens of Mars: Searching for life on another world. Penguin Books.

Chicago Style (17th ed.) Citation

Johnson, Sarah Stewart. Sirens of Mars: Searching for Life on Another World. [London]: Penguin Books, 2021.

MLA (9th ed.) Citation

Johnson, Sarah Stewart. Sirens of Mars: Searching for Life on Another World. Penguin Books, 2021.