APA (7th ed.) Citation

Niemann, G., & Perret, H. (1952). Wälzlagerprobleme. VDI-Verl.

Chicago Style (17th ed.) Citation

Niemann, Gustav, and Hans Perret. Wälzlagerprobleme. Berlin: VDI-Verl, 1952.

MLA (9th ed.) Citation

Niemann, Gustav, and Hans Perret. Wälzlagerprobleme. VDI-Verl, 1952.

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