APA (7th ed.) Citation

Reichsluftschutzbund. (1938). Luftschutz-Taschenkalender.

Chicago Style (17th ed.) Citation

Reichsluftschutzbund. Luftschutz-Taschenkalender. Berlin, 1938.

MLA (8th ed.) Citation

Reichsluftschutzbund. Luftschutz-Taschenkalender. 1938.

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