Cita APA (7a ed.)

Guo, B., & Ghalambor, A. (2012). Natural gas engineering handbook (2nd ed.). Gulf Pub. Company.

Cita Chicago Style (17a ed.)

Guo, Boyun, y Ali Ghalambor. Natural Gas Engineering Handbook. 2nd ed. Houston, TX: Gulf Pub. Company, 2012.

Cita MLA (8a ed.)

Guo, Boyun, y Ali Ghalambor. Natural Gas Engineering Handbook. 2nd ed. Gulf Pub. Company, 2012.