Client Installation, 11gR2

I am experiencing difficulty trying to decide which Oracle Client to install - the Administrative version or the Custom version. I cannot find any documentation describing which of the client options that the Administrative version should install. I find when I use the Administrative version, certain key elements that I need are not included. I would like to get the Administrative version install, but I also need these other (Oracle Programmer, OCI) options installed. I figured that if I could find someone who knew what the Administrative install actually included, I could do a custom install and then check off all