Swetz, F. J. Was pythagoras chinese?: An examination of the right triangle theory in ancient China.
Lua i Stíl Chicago (17ú heag.)Swetz, Frank J. Was Pythagoras Chinese?: An Examination of the Right Triangle Theory in Ancient China.
Lua MLA (9ú heag.)Swetz, Frank J. Was Pythagoras Chinese?: An Examination of the Right Triangle Theory in Ancient China.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.