The debits and credits from three related transactions are presented in the following creditor's account taken from the accounts payable ledger:

NAME	Apex Performance Co.
ADDRESS	101 W. Stratford Ave.
Date	Item	Post. Ref.	Debit	Credit	Balance
20Y7
June 6		P49		12,000	12,000
June 14		J12	150		11,850
June 16		CP23	11,850

Describe each transaction and identify the source of each posting.

Date	Describe Transaction	Transaction Source
June 6
June 14
June 16