APA (7th ed.) Citation

Hass, G. (2000). Entgegnung. 1999.

Chicago Style (17th ed.) Citation

Hass, Gerhart. "Entgegnung." 1999 2000.

MLA (8th ed.) Citation

Hass, Gerhart. "Entgegnung." 1999, 2000.

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