Cita APA (7th ed.)

Ferson, W. E., & Harvey, C. R. (1999). Conditioning variables and the cross-section of stock returns. National Bureau of Economic Research.

Cita Chicago (17th ed.)

Ferson, Wayne E., i Campbell R. Harvey. Conditioning Variables and the Cross-section of Stock Returns. Cambridge: National Bureau of Economic Research, 1999.

Cita MLA (9th ed.)

Ferson, Wayne E., i Campbell R. Harvey. Conditioning Variables and the Cross-section of Stock Returns. National Bureau of Economic Research, 1999.