Document Type

Article

Language

eng

Format of Original

38 p.

Publication Date

8-6-1976

Publisher

American Association for the Advancement of Science

Source Publication

Science

Source ISSN

0036-8075

Original Item ID

doi: 10.1126/science.193.4252.475

Comments

Accepted version. Science, Vol. 193, No. 4252 (August 1976): 475-512. DOI. © American Association for the Advancement of Science 1976. Used with permission.

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Philosophy Commons

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