APA (7th ed.) Citation

Martens, H. (2019). Siering, Hans Walter. Hamburgische Biografie ; Band 7.

Chicago Style (17th ed.) Citation

Martens, Holger. "Siering, Hans Walter." Hamburgische Biografie ; Band 7 2019.

MLA (8th ed.) Citation

Martens, Holger. "Siering, Hans Walter." Hamburgische Biografie ; Band 7, 2019.

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