APA (7th ed.) Citation

Aland, B. (2009). Gnosis und Christentum. Was ist Gnosis?, 211-240.

Chicago Style (17th ed.) Citation

Aland, Barbara. "Gnosis Und Christentum." Was Ist Gnosis? 2009: 211-240.

MLA (8th ed.) Citation

Aland, Barbara. "Gnosis Und Christentum." Was Ist Gnosis?, 2009, pp. 211-240.

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