APA
Goetzmann W. N., Ravid S Abraham, Pons Sanz Vicente & National Bureau Of Economic Research. (2004). Soft information, hard shell: The role of soft information in the pricing of intellectual property - Evidence from screenplays sales. Cambridge, MA: NBER.
Chicago
Goetzmann William N, Ravid S Abraham, Pons Sanz Vicente and National Bureau Of Economic Research. 2004. Soft information, hard shell: The role of soft information in the pricing of intellectual property - Evidence from screenplays sales. Cambridge, MA: NBER.
Harvard
Goetzmann W. N., Ravid S Abraham, Pons Sanz Vicente and National Bureau Of Economic Research. (2004). Soft information, hard shell: The role of soft information in the pricing of intellectual property - Evidence from screenplays sales. Cambridge, MA: NBER.
MLA
Goetzmann William N, Ravid S Abraham, Pons Sanz Vicente and National Bureau Of Economic Research. Soft information, hard shell: The role of soft information in the pricing of intellectual property - Evidence from screenplays sales. Cambridge, MA: NBER. 2004.