Wordnet polsko-angielski 
                         (the ability of a customer to obtain goods or services before payment, based on the trust that payment will be made in the future) 
unsecured bond, debenture, debenture bond 
synonim: oblig
Polsko-angielski słownik terminologii prawniczej 2005 r., autorstwa Ewy Łozińskiej-Małkiewicz i Joanny Małkiewicz
                        debenture, promissory note