It's impossible to provide information because the official website has been discontinued. No information is provided about the compatible file types. The only thing you can do at this time is to actually open the photobooks you have on your computer. To do this, open the the application, then go to File > Open. If the photobooks are opened correctly, access the Print menu and then continue the operation.
Additionally, access the Help > Help topics to check the supported files and system requirements.
