APA (7th ed.) Citation

Le Guin, U. K., & Robbins, R. (1968). A wizard of Earthsea. Parnassus Press.

Chicago Style (17th ed.) Citation

Le Guin, Ursula K., and Ruth Robbins. A Wizard of Earthsea. Berkeley, Calif.: Parnassus Press, 1968.

MLA (8th ed.) Citation

Le Guin, Ursula K., and Ruth Robbins. A Wizard of Earthsea. Parnassus Press, 1968.

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