APA (7th ed.) Citation

(1928). Proposed appendix 4 of N.S.T.C. report: Specifications for threading tools (recommended practice). [publisher not identified].

Chicago Style (17th ed.) Citation

Proposed Appendix 4 of N.S.T.C. Report: Specifications for Threading Tools (recommended Practice). Washington, D.C.: [publisher not identified], 1928.

MLA (9th ed.) Citation

Proposed Appendix 4 of N.S.T.C. Report: Specifications for Threading Tools (recommended Practice). [publisher not identified], 1928.