Edwards, D. A., & Hastings, H. M. (1976). Cech and Steenrod Homotopy theories with applications to geometric topology. Springer-Verlag.
Citação norma ChicagoEdwards, David A., and Harold M. Hastings. Cech and Steenrod Homotopy Theories with Applications to Geometric Topology. New York: Springer-Verlag, 1976.
Citação norma MLAEdwards, David A., and Harold M. Hastings. Cech and Steenrod Homotopy Theories with Applications to Geometric Topology. Springer-Verlag, 1976.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.