APA (7th ed.) Citation

Planck, K. C. (2019). Archivmaterialien zu Karl Christian Planck, 1819-1880.

Chicago Style (17th ed.) Citation

Planck, Karl Christian. Archivmaterialien Zu Karl Christian Planck, 1819-1880. 2019.

MLA (8th ed.) Citation

Planck, Karl Christian. Archivmaterialien Zu Karl Christian Planck, 1819-1880. 2019.

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