Cita APA (7a ed.)

Hay, N. E. (1985). Guide to new natural gas utilization technologies. Fairmont Press.

Cita Chicago Style (17a ed.)

Hay, Nelson E. Guide to New Natural Gas Utilization Technologies. Atlanta, GA: Fairmont Press, 1985.

Cita MLA (9a ed.)

Hay, Nelson E. Guide to New Natural Gas Utilization Technologies. Fairmont Press, 1985.