APA

Gas Processors Association G., . (1996). Calculation of gross heating value, relative density and compressibility factor for natural gas mixtures from compositional analysis. Tulsa, Oklahoma: Gas Processors Association, GPA.

Chicago

Gas Processors Association GPA, . 1996. Calculation of gross heating value, relative density and compressibility factor for natural gas mixtures from compositional analysis. Tulsa, Oklahoma: Gas Processors Association, GPA.

Harvard

Gas Processors Association G., . (1996). Calculation of gross heating value, relative density and compressibility factor for natural gas mixtures from compositional analysis. Tulsa, Oklahoma: Gas Processors Association, GPA.

MLA

Gas Processors Association GPA, . Calculation of gross heating value, relative density and compressibility factor for natural gas mixtures from compositional analysis. Tulsa, Oklahoma: Gas Processors Association, GPA. 1996.