APA (7th ed.) Citation

Isbert, O. (1941). Ungarn. Junker & Dünnhaupt.

Chicago Style (17th ed.) Citation

Isbert, Otto-Albrecht. Ungarn. Berlin: Junker & Dünnhaupt, 1941.

MLA (8th ed.) Citation

Isbert, Otto-Albrecht. Ungarn. Junker & Dünnhaupt, 1941.

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