Isaac Asimov

Zaklada, prva je knjiga znanstvenofantastične Trilogije o Zakladi Isaaca Asimova. Trilogija je poslije proširena u serijal o Zakladi.

'X' Stands for Unknown is a collection of seventeen nonfiction science essays written by Isaac Asimov. It was the seventeenth of a series of books collecting essays from The Magazine of Fantasy and Science Fiction, these being first published between January 1982 and May 1983. It was first published by Doubleday & …