APA (7th ed.) Citation

Lilly, W. E. (1915). Tests on various steels with an improved torsion testing machine.

Chicago Style (17th ed.) Citation

Lilly, W. E. Tests on Various Steels with an Improved Torsion Testing Machine. 1915.

MLA (9th ed.) Citation

Lilly, W. E. Tests on Various Steels with an Improved Torsion Testing Machine. 1915.

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