Would you like to create and mount .ISO files even without a reader/writer? You can do it using WinCDEmu! The program allows you to use ISO, CUE, NRG, MDS/MDF, CCD, IMG files.
For a guide on how to use WinCDEmu: fribby.net/wincdemu/?lang=en
WinCDEmu official page wincdemu.sysprogs.org/
Download WinCDEmu for free in the version with installation or portable (Portable):
File
License terms
WinCDEmu is licensed under LGPL