APA (7th ed.) Citation

Grube, A. (2013). One year of Soviet occupation of Latvia (1940-1941). Volume I.

Chicago Style (17th ed.) Citation

Grube, Antra. "One Year of Soviet Occupation of Latvia (1940-1941)." Volume I 2013.

MLA (8th ed.) Citation

Grube, Antra. "One Year of Soviet Occupation of Latvia (1940-1941)." Volume I, 2013.

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