APA
Engel M., National Bureau of Economic Research & Jacob B. A. (2011). New evidence on teacher labor supply. Cambridge: NBER.
Chicago
Engel Mimi, National Bureau of Economic Research and Jacob Brian A. 2011. New evidence on teacher labor supply. Cambridge: NBER.
Harvard
Engel M., National Bureau of Economic Research and Jacob B. A. (2011). New evidence on teacher labor supply. Cambridge: NBER.
MLA
Engel Mimi, National Bureau of Economic Research and Jacob Brian A. New evidence on teacher labor supply. Cambridge: NBER. 2011.