APA (7th ed.) Citation

Riegel, H. (1868). Gottfried Schadow's Polyklet.

Chicago Style (17th ed.) Citation

Riegel, Herman. Gottfried Schadow's Polyklet. 1868.

MLA (9th ed.) Citation

Riegel, Herman. Gottfried Schadow's Polyklet. 1868.

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