What is a currency?

A currency [a] is a standardization of money in any form, in use or circulation as a medium of exchange, for example banknotes and coins. A more general definition is that a currency is a system of money in common use within a specific environment over time, especially for people in a nation state.

What is an ISBN bar code?

The ISBN bar code is referred to as the EAN-13. This secondary code is referred to as the EAN-5. Every publisher must provide a retail price for a book. This means every book has the potential of having an EAN-5. The first digit reflects the currency being used, while the other four digits are a reflection of the price.

How many currencies can I convert?

You can convert over 140 currencies quickly and easily. Simply input your amount in the currency calculator above, select your source and destination currency and our tool will convert your currency at the mid-market rate (that’s the one you’ll find on Google).

What is the International Standard Book Number ( ISBN)?

The International Standard Book Number ( ISBN) is a numeric commercial book identifier that is intended to be unique. [a] [b] Publishers purchase or receive ISBNs from an affiliate of the International ISBN Agency. An ISBN is assigned to each separate edition and variation (except reprintings) of a publication.