Não informado. (1979). European Applied Research Reports. Harwood Academic Publishers.
Chicago-Zitierstil (17. Ausg.)Não informado. European Applied Research Reports. Chur, Suíça: Harwood Academic Publishers, 1979.
MLA-Zitierstil (8. Ausg.)Não informado. European Applied Research Reports. Harwood Academic Publishers, 1979.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.