APA (7th ed.) Citation

Smith, H. M., Rail, H. T., & Grandone, P. (1938). Studies pertaining to the catalytic hydrogenation of pyrolytic tars. United States Bureau of Mines. Technical Paper, 587, 1.

Chicago Style (17th ed.) Citation

Smith, H. M., H. T. Rail, and P. Grandone. "Studies Pertaining to the Catalytic Hydrogenation of Pyrolytic Tars." United States Bureau of Mines. Technical Paper 587 (1938): 1.

MLA (9th ed.) Citation

Smith, H. M., et al. "Studies Pertaining to the Catalytic Hydrogenation of Pyrolytic Tars." United States Bureau of Mines. Technical Paper, vol. 587, 1938, p. 1.