APA (7th ed.) Citation

Oberth, H., & Barth, H. (1979). Briefwechsel. Kriterion Verlag.

Chicago Style (17th ed.) Citation

Oberth, Hermann, and Hans Barth. Briefwechsel. Bukarest: Kriterion Verlag, 1979.

MLA (9th ed.) Citation

Oberth, Hermann, and Hans Barth. Briefwechsel. Kriterion Verlag, 1979.

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