Dear Professor Einstein : Albert Einstein's letters to and from children /

• Main Author: Einstein, Albert, 1879-1955 (συγγραφέας.)
• Other Authors: Calaprice, Alice (επιμελητής.)
• Format: Book
• Language: English
• Published: Amherst, N.Y. : Prometheus Books, 2002.
• Subjects: Einstein, Albert, > 1879-1955