Ортогонална проекција: Разлика помеѓу преработките

* {{Cite book|ref=harv|last=Maynard| first = Patric | title = Drawing distinctions: the varieties of graphic expression | publisher = Cornell University Press |year=2005|url=http://books.google.com/?id=4Y_YqOlXoxMC&pg=PA22&lpg=PA22&dq=axonometric+orthographic&q=axonometric%20orthographic |isbn=978-0-8014-7280-0|pages=}}