- Paperback: 180 pages
- Publisher: Open Horizons; 1st edition (1971)
- Language: English
- ASIN: B0006WZWYG
- Product Dimensions: 7.5 x 5.2 x 0.4 inches
- Shipping Weight: 7.2 ounces
- Average Customer Review: 4.5 out of 5 stars See all reviews (2 customer reviews)
- Amazon Best Sellers Rank: #138,655 in Books (See Top 100 in Books)

