Goetzmann, W. N., Ingersoll, J., & Ross, S. A. (1998). High water marks. National Bureau of Economic Research.
Lua i Stíl Chicago (17ú heag.)Goetzmann, William N., Jonathan Ingersoll, agus Stephen A. Ross. High Water Marks. Cambride: National Bureau of Economic Research, 1998.
Lua MLA (9ú heag.)Goetzmann, William N., et al. High Water Marks. National Bureau of Economic Research, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.