As we live and breathe; the challenge of our environment.

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Bibliographic Details
Imprint:Washington [National Geographic Society, 1971]
Description:239 p. illus. (part col.) 26 cm.
Language:English
Subject:
Format: Print Book
URL for this record:http://pi.lib.uchicago.edu/1001/cat/bib/311349
Hidden Bibliographic Details
Other authors / contributors:National Geographic Society (U.S.). Special Publications Division
ISBN:0870440977
Notes:A collection of essays by various authors.
Description
Item Description:A collection of essays by various authors.
Physical Description:239 p. illus. (part col.) 26 cm.
ISBN:0870440977