APA
Grossman H. I., Mendoza Juan & National Bureau Of Economic Research. (2001). Annexation or conquest? the economics of empire building. Cambridge, MA: NBER.
Chicago
Grossman Herschel I, Mendoza Juan and National Bureau Of Economic Research. 2001. Annexation or conquest? the economics of empire building. Cambridge, MA: NBER.
Harvard
Grossman H. I., Mendoza Juan and National Bureau Of Economic Research. (2001). Annexation or conquest? the economics of empire building. Cambridge, MA: NBER.
MLA
Grossman Herschel I, Mendoza Juan and National Bureau Of Economic Research. Annexation or conquest? the economics of empire building. Cambridge, MA: NBER. 2001.