hledger manual (1.40) - hledger

These abstract concepts were expressed with new bookkeeping techniques: accounts had two sections, debit and credit, and each transaction was therefore entered twice, once on the debit side, once on the credit; ample cross references connected different customer or commodity accounts; a final financial result was summed out of the combined income;

For liabilities, assume only two accounts: notes payable for dollars borrowed by the firm and accounts payable for amounts owed to suppliers.