Bachman, D. (2012). A geometric approach to differential forms (Second edition.). Birkhäuser.
Lua i Stíl Chicago (17ú heag.)Bachman, David. A Geometric Approach to Differential Forms. Second edition. New York: Birkhäuser, 2012.
Lua MLA (8ú heag.)Bachman, David. A Geometric Approach to Differential Forms. Second edition. Birkhäuser, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.