APA (7th ed.) Citation

Protter, E., & Protter, N. (1966). Celtic folk and fairy tales. Duell.

Chicago Style (17th ed.) Citation

Protter, Eric, and Nancy Protter. Celtic Folk and Fairy Tales. New York: Duell, 1966.

MLA (9th ed.) Citation

Protter, Eric, and Nancy Protter. Celtic Folk and Fairy Tales. Duell, 1966.

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