Best link available on the internet for learning Oracle Developer 2000 6i reports

I found the the best Link for learning Oracle Reports 6i -tutorial  

  By Malinda Ramadhai Tanzania Education Authority

 http://www.scribd.com/doc/12313530/ORACLE-6i-REPORT-TUTORIALS

GPRS Network Architecture

http://www.tutorialspoint.com/gprs/gprs_architecture.htm

Properties are set for oracle report created manually of Frame and Repeating frame as shown in images

How to Create ReportLayout in Oracle ReportBuilder

How GSM Network Works (Architecture)

http://www.it.iitb.ac.in/~satyajit/seminar/node14.html

Query Two are more Table in Report Builder

Query Two or More Table with Help of Join  in Data Model of a Report

select e.eno,e.ename,d.department_id,d.department_name,e.esalary

from

 employeetest e,

 departments  d

where e.eno=d.emp_id

best link for oracle report building by Oracle site

http://docs.oracle.com/html/B10602_01/orbr_concepts2.htm#1036013