APA (7th ed.) Citation

Frieling, H. (1979). Was fliegt denn da? (22. Aufl.).

Chicago Style (17th ed.) Citation

Frieling, Heinrich. Was Fliegt Denn Da? 22. Aufl. Stuttgart, 1979.

MLA (9th ed.) Citation

Frieling, Heinrich. Was Fliegt Denn Da? 22. Aufl. 1979.

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