APA (7th ed.) Citation

Conference on Electrical Insulation & National Research Council (U.S.). Division of Engineering and Industrial Research. (1939). Annual report. National Academy of Sciences-National Research Council.

Chicago Style (17th ed.) Citation

Conference on Electrical Insulation and National Research Council (U.S.). Division of Engineering and Industrial Research. Annual Report. Washington, D.C.: National Academy of Sciences-National Research Council, 1939.

MLA (9th ed.) Citation

Conference on Electrical Insulation and National Research Council (U.S.). Division of Engineering and Industrial Research. Annual Report. National Academy of Sciences-National Research Council, 1939.