Sample programs

Hi Friends,

I've installed SAP NetWeaver04 SneakPreview ABAP edition, I’ve checked the connectivity part it is working fine. Regarding Netweaver using ABAP I need some expertise help where to start ? What is the additional S/W needs to be installed in my system and also I need some sample programs to start with Netweaver.

Please recommend me some books or links releated to this also highly thankful.

Thanks & Regards,

Rajasingh