SQL & PL/SQL :: New Values To Come In A Single Row Of Table

Below is my trigger:

CREATE OR REPLACE
TRIGGER AR_BANDS_TEST
BEFORE INSERT OR DELETE OR UPDATE ON FEE_BANDS
REFERENCING OLD AS OLD NEW AS NEW
FOR EACH ROW
BEGIN
[code]...

I want the old and new values to come in a single row of the table while inserting in trigger like below:

OLD_FEE_RU OLD_FEE_BANDS_ID OLD_RATE_NUMBER OLD_RATE_PERCENT NEW_FEE_RU NEW_FEE_BANDS_ID NEW_RATE_NU
---------- ---------------- --------------- ---------------- ---------- ---------------- -----------
TESTALL 1 0 1 TESTALL 1 0