APA
Gibbons R. e. a., National Bureau Of Economic Research, . (2002). Comparative advantage, learning, and sectoral wage determination. Cambridge, MA: NBER.
Chicago
Gibbons Robert et al, National Bureau Of Economic Research, . 2002. Comparative advantage, learning, and sectoral wage determination. Cambridge, MA: NBER.
Harvard
Gibbons R. e. a., National Bureau Of Economic Research, . (2002). Comparative advantage, learning, and sectoral wage determination. Cambridge, MA: NBER.
MLA
Gibbons Robert et al, National Bureau Of Economic Research, . Comparative advantage, learning, and sectoral wage determination. Cambridge, MA: NBER. 2002.