APA (7th ed.) Citation

Hubbell, W. (2004). Sea of time (Ace mass market ed.). Ace Books.

Chicago Style (17th ed.) Citation

Hubbell, Will. Sea of Time. Ace mass market ed. New York: Ace Books, 2004.

MLA (9th ed.) Citation

Hubbell, Will. Sea of Time. Ace mass market ed. Ace Books, 2004.