APA (7th ed.) Citation

Ward, D. J., & Nojima, S. (1973). SNG by the MRG process. Gas, 49, 67.

Chicago Style (17th ed.) Citation

Ward, D. J., and S. Nojima. "SNG by the MRG Process." Gas 49 (1973): 67.

MLA (9th ed.) Citation

Ward, D. J., and S. Nojima. "SNG by the MRG Process." Gas, vol. 49, 1973, p. 67.