APA (7th ed.) Citation

Pirenne, M. H. (1946). The diffraction of X-rays and electrons by free molecules. The University Press.

Chicago Style (17th ed.) Citation

Pirenne, M. H. The Diffraction of X-rays and Electrons by Free Molecules. Cambridge [England]: The University Press, 1946.

MLA (9th ed.) Citation

Pirenne, M. H. The Diffraction of X-rays and Electrons by Free Molecules. The University Press, 1946.