APA (7th ed.) Citation

Berthold, W. (1980). Eagles of the Reich. Sphere books limited.

Chicago Style (17th ed.) Citation

Berthold, Will. Eagles of the Reich. London: Sphere books limited, 1980.

MLA (8th ed.) Citation

Berthold, Will. Eagles of the Reich. Sphere books limited, 1980.

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