APA (7th ed.) Citation

Weis, M., & Hickman, T. (1988). Triumph of the darksword. Bantam Books.

Chicago Style (17th ed.) Citation

Weis, Margaret, and Tracy Hickman. Triumph of the Darksword. Toronto [etc.]: Bantam Books, 1988.

MLA (9th ed.) Citation

Weis, Margaret, and Tracy Hickman. Triumph of the Darksword. Bantam Books, 1988.