APA (7th ed.) Citation

Bullinger, H., & Berg, H. G. (1991). Werke. Werke.

Chicago Style (17th ed.) Citation

Bullinger, Heinrich, and Hans Georg Berg. "Werke." Werke 1991.

MLA (8th ed.) Citation

Bullinger, Heinrich, and Hans Georg Berg. "Werke." Werke, 1991.

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