APA (7th ed.) Citation

Schwank, B. (2014). Pergamon, Burgberg, Stützmauern: = Pergamon, castle hill, retaining walls. Images of the Biblical world online.

Chicago Style (17th ed.) Citation

Schwank, Benedikt. "Pergamon, Burgberg, Stützmauern: = Pergamon, Castle Hill, Retaining Walls." Images of the Biblical World Online 2014.

MLA (9th ed.) Citation

Schwank, Benedikt. "Pergamon, Burgberg, Stützmauern: = Pergamon, Castle Hill, Retaining Walls." Images of the Biblical World Online, 2014.

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