APA (7th ed.) Citation

Langendijk, W. (1939). The photographic method in quantitative beta ray spectroscopy .. Drukkerij F. Schotanus & Jens.

Chicago Style (17th ed.) Citation

Langendijk, Willem. The Photographic Method in Quantitative Beta Ray Spectroscopy .. Utrecht: Drukkerij F. Schotanus & Jens, 1939.

MLA (8th ed.) Citation

Langendijk, Willem. The Photographic Method in Quantitative Beta Ray Spectroscopy .. Drukkerij F. Schotanus & Jens, 1939.