APA (7th ed.) Citation

Stanley, K. L., Lewellen, W. G., & Schlarbaum, G. G. (1980). Further evidence on the value of professional investment research. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Stanley, Kenneth L., Wilbur G. Lewellen, and Gary G. Schlarbaum. Further Evidence on the Value of Professional Investment Research. Cambridge, Mass: National Bureau of Economic Research, 1980.

MLA (9th ed.) Citation

Stanley, Kenneth L., et al. Further Evidence on the Value of Professional Investment Research. National Bureau of Economic Research, 1980.