Electronik Book (e-Book)

is a text and image-based publication in digital form produced on, published by, and readable on computers or other digital devicesSometimes the equivalent of a conventional printede -books can also be born digital. The Oxford Dictionary of English defines the e-book as "an electronic version of a printed book," but e-books can and do exist without any printed equivalent. E-books are usually read on dedicated devices known as e-Readers or e-book devices. Personal computers and some cell phones can also be used to read e-books.

History

Among the earliest general e-books were those in , in 1971. One early e-book implementation was the desktop prototype for a proposed notebook computer, thein the 1970s at a general-purpose portable personal computer capable of displaying books for reading.^[
Early e-books were generally written for specialty areas and a limited audience, meant to be read only by small and devoted interest groups. The scope of the subject matter of these e-books included technical manuals for hardware, manufacturing techniques and other subjects.In the 1990s, the general availability of the made transferring electronic files much easier, including e-books.