- Paperback
- Publisher: Intersystems Pubns (June 1980)
- Language: English
- ISBN-10: 0914105019
- ISBN-13: 978-0914105015
- Product Dimensions: 10.2 x 7.2 x 0.5 inches
- Shipping Weight: 6.4 ounces
- Amazon Best Sellers Rank: #10,435,087 in Books (See Top 100 in Books)
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