Hi All,
Can you please advise what is the best formulae to use to pick up the
sum of data on the basis of 2 or more criteria.

Example of data

Month Program Number Title Sales £
APR ABAE973H CBSxxx 1
APR ABAN122A Other 2
APR ABAP056H xxxCBS 3
APR ABAP057B CBS 4
APR ABBP054E CBS 5
APR ABBQ594F Other 6
APR ABCA585K Index 7
APR ABCA612R CBS 8
APR ABCA813N CBS 9
MAY ABDA460R CBSdel 14
MAY ABDA461K CBS 15
MAY ABDA463Y CBS 16
MAY ABDB064R CBS 17
MAY ABDB096D CBS 18
JUNE ABDB107D CBS 19
JUNE ABDB220D CBS 20
JUNE ABDB262F CBS 21
JUNE ABDB373S CBS 22
JUNE ABDB665T CBS 23
JUNE ABDB778T Blacklight 24
JUNE ABDB843B Nugus 25
JUNE ABDB991W CBS 26
JUNE ABDC058F CBS 27

Require a formulae to pick up all the CBS sales in April.
Answer should be £30

Many Thanks
TW