9780300038354, titled "Electric Language: A Philosophical Study of Word Processing" | Yale Univ Pr, September 1, 1987, cover price $18.00 | also contains Electric Language: A Philosophical Study of Word Processing | About this edition: Evaluates the impact of word processing and computers on the ways language is thought about and used and develops a theory of literacy with word processing as the primary focus

9780387112725, titled "The Cycling of Carbon, Nitrogen, Sulfur and Phosphorus in Terrestrial and Aquatic Ecosystems" | Springer Verlag, January 1, 1982, cover price $44.00 | also contains The Cycling of Carbon, Nitrogen, Sulfur and Phosphorus in Terrestrial and Aquatic Ecosystems

9780300038354 | Yale Univ Pr, September 1, 1987, cover price $18.00 | also contains 1001 Ways to Pay for College | About this edition: Evaluates the impact of word processing and computers on the ways language is thought about and used and develops a theory of literacy with word processing as the primary focus

9780300077469 | 2 edition (Yale Univ Pr, February 8, 1999), cover price $34.00

9780300046106 | Yale Univ Pr, September 10, 1987, cover price $16.00 | About this edition: In this book Michael Heim provides the first consistent philosophical basis for critically evaluating the impact of word processing on our use of and ideas about language.