Aging in today`s society
edited by Clark Tibbitts and Wilma Donahue
Prentice-Hall, 1960
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McNeill, Patrick
Society today 2
Macmillan, 1991
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Five years that shook the world
Westview Press, 1991
Buku Teks
Five years that shook the world
Buku Teks
Five years that shook the world
Buku Teks