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1
Where we live : regional planning and the housing crisis, parts 1-2 [filem jalur]
Published 1973“…Holyoke, Mass. : Associated Press and Scott Educational,…”
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2
Endangered species [filem jalur]
Published 1974“…Holyoke, Mass. : Associated Press and Scott Educational,…”
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3
People in motion : the transportation dilemma, parts 1-2, [filem jalur]
Published 1972“…Holyoke, Mass. : Associated Press and Scott Educational,…”
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4
The power and energy crisis : technological challenge of the future [filem jalur]
Published 1971“…Holyoke, Mass. : Associated Press and Scott Educational,…”