APA (7th ed.) Citation

Grisar, H., & Heege, F. (1921). Luthers Kampfbilder. Luthers Kampfbilder.

Chicago Style (17th ed.) Citation

Grisar, Hartmann, and Franz Heege. "Luthers Kampfbilder." Luthers Kampfbilder 1921.

MLA (8th ed.) Citation

Grisar, Hartmann, and Franz Heege. "Luthers Kampfbilder." Luthers Kampfbilder, 1921.

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