Here are some references for the course:

The main one is:

Greenberg, Harper, “Algebraic Topology: A first Course”, revised, Addison-Wesley, 1981, ISBN 0-8053-3557-9.

Others:(1) Bredon, “Topology and Geometry”, Springer-Verlag, GTM 139, 1993, ISBN

0-387-97926-3.

(2) Fulton, “Algebraic Topology: A First Course”, Springer-Verlag, GTM 153,1995, ISBN 0-387-94327-7.

(3) Massey, “A basic course in Algebraic Topology”, Springer-Verlag, GTM127, 1991, ISBN 0-387-97430-X.

(4) May, “A concise course in Algebraic Topology”, Chicago Lectures in Math,The University of Chicago Press, 1999, ISBN 0-226-51183-9.

(5) Spanier, “Algebraic Topology”, Springer-Verlag, 1966, ISBN 0-387-94426-5.

(6) Switzer, “Algebraic Topology - Homology and Homotopy”, Springer-Verlag:Classics in math, 2002, ISBN 3-540-42750-3.

(7) Whitehead, “Elements of Homotopy Theory”, Springer-Verlag, GTM 61,1978, ISBN 0-387-90336-4.

On the web (free):

Hatcher, “Algebraic Topology”, Cambridge university press, 2002, ISBN 0-521-79540-0.

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