APA (7th ed.) Citation

Helmreich, E. C. (1957). Hungary / by E.C. Helmreich. Atlantic Books.

Chicago Style (17th ed.) Citation

Helmreich, E. C. Hungary / by E.C. Helmreich. Atlantic Books, 1957.

MLA (9th ed.) Citation

Helmreich, E. C. Hungary / by E.C. Helmreich. Atlantic Books, 1957.

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