Thermal Printer Paper I Want To Print Receipt To Thermal Printer?

I want to print receipt to thermal printer? - thermal printer paper

I developed an inventory of software, or purchase negotiable receipt may be printed on A4 paper. These reports were generated by Crystal Report. For the software used in retail distribution has CONGRATULATIONS developed barcode. But the main problem is that, according to the barcode reader in the form as a receipt or invoice may be a small piece of paper or use of a thermal printer to print? I would like to know how to print the print command for a thermal printer to the receipt slip to. In fact, I am confused if the report will be created the impression of glass are received by a landslide. I would be glad someone years ago.