APA (7th ed.) Citation

Sieferle, R. P., & Sieferle, R. P. .

Chicago Style (17th ed.) Citation

Sieferle, Rolf Peter, and Rolf P. Sieferle. .

MLA (9th ed.) Citation

Sieferle, Rolf Peter, and Rolf P. Sieferle. .

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