Appropriate Technology Sourcebook/The Provision of Spectacles at Low Cost

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Bibliographic Information:

World Heath Organization. (1987). The provision of spectacles at low cost. Geneva, Switzerland: World Heath Organization.

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Keywords	appropriate technology
SDG
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License	CC-BY-SA-3.0
Language	English (en)
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Created	January 18, 2010 by Lisa Crofoot
Last edit	January 27, 2026 by StandardWikitext bot
Cite as	"Appropriate Technology Sourcebook/The Provision of Spectacles at Low Cost". Appropedia. 2010–2026. Retrieved June 4, 2026.
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