Hellerstein, J. R., & Hellerstein, W. (1978). State and local taxation: Cases and materials (4a. ed.). West Publishing Co.
Chicago Style (17th ed.) ZitazioaHellerstein, Jerome R., eta Walter Hellerstein. State and Local Taxation: Cases and Materials. 4a. ed. Saint Paul: West Publishing Co, 1978.
MLA (9th ed.) ZitazioaHellerstein, Jerome R., eta Walter Hellerstein. State and Local Taxation: Cases and Materials. 4a. ed. West Publishing Co, 1978.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.