APA (7th ed.) Citation

(1924). U.S. Government master specification for asphalt for waterproofing and damp proofing. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

U.S. Government Master Specification for Asphalt for Waterproofing and Damp Proofing. [Washington?]: U.S. Government Printing Office, 1924.

MLA (9th ed.) Citation

U.S. Government Master Specification for Asphalt for Waterproofing and Damp Proofing. U.S. Government Printing Office, 1924.