- Paperback
- Publisher: Centering Corp; Revised edition (June 1987)
- Language: English
- ISBN-10: 1561230286
- ISBN-13: 978-1561230280
- Product Dimensions: 7.8 x 5.1 x 1 inches
- Shipping Weight: 1 pounds
- Amazon Best Sellers Rank: #2,824,047 in Books (See Top 100 in Books)
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