APA (7th ed.) Zitazioa

Johannson, K. (1979). Homotopy equivalences of 3-manifolds with boundaries. Springer-Verlag.

Chicago Style (17th ed.) Zitazioa

Johannson, Klaus. Homotopy Equivalences of 3-manifolds with Boundaries. Berlín: Springer-Verlag, 1979.

MLA (9th ed.) Zitazioa

Johannson, Klaus. Homotopy Equivalences of 3-manifolds with Boundaries. Springer-Verlag, 1979.