Sheppard, E., & Barnes, T. J. (2003). Companion to economic geography. Blackwell Publishers.
Chicago Edition CitationSheppard, Eric, i Trevor J. Barnes. Companion to Economic Geography. Oxford: Blackwell Publishers, 2003.
Cita MLASheppard, Eric, i Trevor J. Barnes. Companion to Economic Geography. Blackwell Publishers, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.