APA (7th ed.) Citation

Guertler, W. M., & Pirani, M. S. v. (1937). The systems tin-germanium and tin-beryllium.

Chicago Style (17th ed.) Citation

Guertler, William Minot, and Marcello Stefano von Pirani. The Systems Tin-germanium and Tin-beryllium. London, 1937.

MLA (9th ed.) Citation

Guertler, William Minot, and Marcello Stefano von Pirani. The Systems Tin-germanium and Tin-beryllium. 1937.