APA (7th ed.) Citation

(1931). Thread gage classification and ratio of maximum gage decrement to product tolerance. [publisher not identified].

Chicago Style (17th ed.) Citation

Thread Gage Classification and Ratio of Maximum Gage Decrement to Product Tolerance. Washington, D.C.: [publisher not identified], 1931.

MLA (9th ed.) Citation

Thread Gage Classification and Ratio of Maximum Gage Decrement to Product Tolerance. [publisher not identified], 1931.