Books, Brochures, and Chapters>Book:  Einstein, Albert and Infeld , Leopold (1971), The Evolution of Physics, CUP Archive, Retrieved on 2013-07-30

Source Material [books.google.com]

Books, Brochures, and Chapters>Book:  Einstein, Albert (1979-01-01), Living philosophies, Ams Pr Inc, Retrieved on 2013-01-09

Source Material [books.google.com]

Books, Brochures, and Chapters>Book:  Einstein, Albert and Seelig , Carl (1995-06-06), Ideas and opinions, Three Rivers Press, Retrieved on 2012-04-28

Source Material [books.google.com]

Books, Brochures, and Chapters>Book:  Einstein, Albert and Infeld , Leopold (1971-11-30), The Evolution of Physics, CUP Archive, Retrieved on 2012-04-28

Source Material [books.google.com]

Books, Brochures, and Chapters>Book:  Einstein, Albert (2006-05-30), The Einstein Reader, Citadel Press, Retrieved on 2012-04-28

Source Material [books.google.com]

Books, Brochures, and Chapters>Book:  Einstein, Calaprice , Dyson (2011-07-14), The Ultimate Quotable Einstein, Princeton Univ Pr, Retrieved on 2012-04-28

Source Material [books.google.com]

Books, Brochures, and Chapters>Book:  Einstein, Albert (1970), Albert Einstein: philosopher-scientist, Retrieved on 2012-04-28

Source Material [books.google.com]

Books, Brochures, and Chapters>Book:  Einstein, Albert (1950), Essays in physics, Retrieved on 2012-04-28

Source Material [books.google.com]

Books, Brochures, and Chapters>Book:  Einstein, Albert (1970), Albert Einstein: philosopher-scientist, Retrieved on 2012-01-19

Source Material [books.google.com]

Books, Brochures, and Chapters>Book:  Einstein, Albert (2011-03-16), The World As I See It, Open Road / Philosophical Library, Retrieved on 2011-06-02