APA
Ammermueller A., Pischke Jorn Steffen & National Bureau Of Economic Research. (2006). Peer effects in european primary schools: Evidence from PIRLS. Cambridge, MA: NBER.
Chicago
Ammermueller Andreas, Pischke Jorn Steffen and National Bureau Of Economic Research. 2006. Peer effects in european primary schools: Evidence from PIRLS. Cambridge, MA: NBER.
Harvard
Ammermueller A., Pischke Jorn Steffen and National Bureau Of Economic Research. (2006). Peer effects in european primary schools: Evidence from PIRLS. Cambridge, MA: NBER.
MLA
Ammermueller Andreas, Pischke Jorn Steffen and National Bureau Of Economic Research. Peer effects in european primary schools: Evidence from PIRLS. Cambridge, MA: NBER. 2006.