APA (7th ed.) Citation

Hoptner, J. B. (1963). Yugoslavia in crisis 1934 - 1941. Columbia Univ. Press.

Chicago Style (17th ed.) Citation

Hoptner, Jacob B. Yugoslavia in Crisis 1934 - 1941. New York [u.a.]: Columbia Univ. Press, 1963.

MLA (9th ed.) Citation

Hoptner, Jacob B. Yugoslavia in Crisis 1934 - 1941. Columbia Univ. Press, 1963.