Older Students Research Group, Open University. Regional Academic Services, & Clennell, S. (1987). Older students in adult education. Regional Academic Services, Open University.
Chicago Style (17. basım) AtıfOlder Students Research Group, Open University. Regional Academic Services, ve Stephanie Clennell. Older Students in Adult Education. [Milton Keynes]: Regional Academic Services, Open University, 1987.
MLA (8th ed.) AtıfOlder Students Research Group, et al. Older Students in Adult Education. Regional Academic Services, Open University, 1987.
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