APA (7th ed.) Citation

World Book Encyclopedia, inc. (1985). Christmas in Ireland. World Book Encyclopedia.

Chicago Style (17th ed.) Citation

World Book Encyclopedia, inc. Christmas in Ireland. Chicago: World Book Encyclopedia, 1985.

MLA (8th ed.) Citation

World Book Encyclopedia, inc. Christmas in Ireland. World Book Encyclopedia, 1985.

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