Power, C., & Robertson, F. (1987). Effects of administration charge on participation in higher education by external students. National Institute of Labour Studies, Flinders University of South Australia.
Lua i Stíl Chicago (17ú heag.)Power, Colin, agus Frances Robertson. Effects of Administration Charge on Participation in Higher Education by External Students. Bedford Park, [S. Aust.]: National Institute of Labour Studies, Flinders University of South Australia, 1987.
Lua MLA (8ú heag.)Power, Colin, agus Frances Robertson. Effects of Administration Charge on Participation in Higher Education by External Students. National Institute of Labour Studies, Flinders University of South Australia, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.