Еуклидова геометрија — разлика између измена

* {{Cite book |ref= harv|last = Ball | first = W.W. Rouse | title = A Short Account of the History of Mathematics | origyear = | url = | edition = 4th ed. [Reprint. Original publication: London: Macmillan & Co., 1908] | year = 1960 | publisher = Dover Publications | location = New York | isbn = 0-486-20630-0 | pages = 50–62 | ref = harv}}

* {{Cite book |ref= harv|last = Heath | first = Thomas L. | title = The Thirteen Books of Euclid's Elements | edition = 2nd ed. [Facsimile. Original publication: Cambridge University Press, 1925] | year = 1956 | publisher = Dover Publications | location = New York | ref = harv}}

* {{Cite book |ref= harv|author=Misner, Thorne, and Wheeler|title=Gravitation|publisher = W.H. Freeman|year= 1973| ref = harv}}

* {{Cite book |ref= harv|author=Mlodinow|title=Euclid's Window|publisher = The Free Press|year= 2001| ref = harv}}

* {{Cite book |ref= harv|author=Nagel, E. and Newman, J.R.|title=Gödel's Proof|publisher = New York University Press|year= 1958| ref = harv}}

* {{Cite book |ref= harv|first=Howard|last= Eves|title=A Survey of Geometry|publisher=Allyn and Bacon|year=1963| ref = harv}}

* {{Cite book |ref= harv|last = Coxeter | first = H.S.M. | title = Introduction to Geometry | year = 1961 | publisher = Wiley | location = New York}}