Franklin

MLA

Systematic Risk, Debt Maturity, and the Term Structure of Credit Spreads. Cambridge, Mass: National Bureau of Economic Research, .

APA

Systematic Risk, Debt Maturity, and the Term Structure of Credit Spreads. Cambridge, Mass: National Bureau of Economic Research.

Chicago

Systematic Risk, Debt Maturity, and the Term Structure of Credit Spreads. Cambridge, Mass: National Bureau of Economic Research.