Texture mapping on sphere

OpenGL OpenGL: Basic Coding
1

how can i map a texture on a sphere created with gluSphere() ? what should be the texture
coordinates ?
and what is red book ? is it free for download ? if yes give me link

2

Have a look at gluQuadricTexture().

3

http://www.opengl.org/developers/code/tutorials.html

see OPENGL ONLINE BOOK