APA (7th ed.) Citation

Klíma, J. (1962). Sumerian Origins – the first steps of mankind’s history.

Chicago Style (17th ed.) Citation

Klíma, Josef. Sumerian Origins – the First Steps of Mankind’s History. Prague, 1962.

MLA (8th ed.) Citation

Klíma, Josef. Sumerian Origins – the First Steps of Mankind’s History. 1962.

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