Παραπομπή APA

Time life. (1990). Time-life books: Understanding computers; V9 : revolution in science. Lifetime books.

Παραπομπή Chicago Style

Time life. Time-life Books: Understanding Computers; V9 : Revolution in Science. London: Lifetime books, 1990.

Παραπομπή MLA

Time life. Time-life Books: Understanding Computers; V9 : Revolution in Science. Lifetime books, 1990.