- Paperback: 49 pages
- Publisher: Worldwatch Inst (October 1990)
- Language: English
- ISBN-10: 0916468992
- ISBN-13: 978-0916468996
- Product Dimensions: 8.3 x 5.3 x 0.3 inches
- Shipping Weight: 2.4 ounces
- Amazon Best Sellers Rank: #10,451,030 in Books (See Top 100 in Books)
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