Bell, J. (1999). Doing your research project: A guide for first-time researchers in education and social science (3rd ed.). Open University Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Bell, Judith. Doing Your Research Project: A Guide for First-time Researchers in Education and Social Science. 3rd ed. Buckingham: Open University Press, 1999.
Παραπομπή σε μορφή MLA (9th εκδ.)Bell, Judith. Doing Your Research Project: A Guide for First-time Researchers in Education and Social Science. 3rd ed. Open University Press, 1999.
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