APA (7th ed.) Citation

(1981). Ukrainians in North America. Immigration History Research Center [etc.].

Chicago Style (17th ed.) Citation

Ukrainians in North America. Immigration History Research Center [etc.], 1981.

MLA (8th ed.) Citation

Ukrainians in North America. Immigration History Research Center [etc.], 1981.

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