APA (7th ed.) Citation

Hermann, F., & Pierer, H. V. 150 years of siemens. Siemens.

Chicago Style (17th ed.) Citation

Hermann, Franz, and Heinrich V. Pierer. 150 Years of Siemens. Siemens.

MLA (9th ed.) Citation

Hermann, Franz, and Heinrich V. Pierer. 150 Years of Siemens. Siemens.

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