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.
Παραπομπή σε μορφή Chicago (17η εκδ.)Power, Colin, και 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.
Παραπομπή σε μορφή MLA (8th εκδ.)Power, Colin, και 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.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.