Manual for the oil and gas industry under the Revenue Act of 1918.
APA Citation
United States. Bureau of Internal Revenue. (1921). Manual for the oil and gas industry under the Revenue Act of 1918. Rev. August, 1921. Washington: G.P.O..
MLA Citation
United States. Bureau of Internal Revenue. Manual for the Oil And Gas Industry Under the Revenue Act of 1918. Rev. August, 1921. Washington: G.P.O., 1921.
Warning: These citations may not always be complete (especially for serials).