Cita APA (7a ed.)

McNeill, J. R., & Mauldin, E. S. (2012). A companion to global environmental history (1st published.). Wiley-Blackwell.

Cita Chicago Style (17a ed.)

McNeill, John Robert, y Erin Stewart Mauldin. A Companion to Global Environmental History. 1st published. Malden (Massachusetts) [etc.]: Wiley-Blackwell, 2012.

Cita MLA (9a ed.)

McNeill, John Robert, y Erin Stewart Mauldin. A Companion to Global Environmental History. 1st published. Wiley-Blackwell, 2012.