- Paperback
- Publisher: SPHERE; paperback / softback edition (1977)
- ISBN-10: 0722147333
- ISBN-13: 978-0722147337
- Product Dimensions: 6.8 x 4.2 x 0.6 inches
- Shipping Weight: 5 ounces
- Amazon Best Sellers Rank: #8,734,795 in Books (See Top 100 in Books)
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