APA
Ospina S., Schiffbauer Marc & International Monetary Fund. (2010). Competition and firm productivity: Evidence from firm-level. Washington: IMF.
Chicago
Ospina Sandra, Schiffbauer Marc and International Monetary Fund. 2010. Competition and firm productivity: Evidence from firm-level. Washington: IMF.
Harvard
Ospina S., Schiffbauer Marc and International Monetary Fund. (2010). Competition and firm productivity: Evidence from firm-level. Washington: IMF.
MLA
Ospina Sandra, Schiffbauer Marc and International Monetary Fund. Competition and firm productivity: Evidence from firm-level. Washington: IMF. 2010.