APA (7th ed.) Citation

Ross, A. (1994). Druids, Gods and heroes from Celtic mythology. PBB.

Chicago Style (17th ed.) Citation

Ross, Anne. Druids, Gods and Heroes from Celtic Mythology. New York: PBB, 1994.

MLA (9th ed.) Citation

Ross, Anne. Druids, Gods and Heroes from Celtic Mythology. PBB, 1994.