Benchmark

1. Colour management	RGB: Adobe RGB (1998) CMYK: ISOcoated_v2_eci
2. Prepress software programmes	PHOTO RETOUCHING: Adobe Photoshop CS6 VIDEO PAGE LAYOUT: Adobe InDesign CS6
3. PDF version	PDF/X-4:2010 versione 1.6

For more in-depth information about the correct procedures please refer to the following guides:

Colour management guide [PDF]
Practical guide for the correct management of colour in Adobe applications
Guide to creating files [PDF] 
Practical guide for creating native files for offset printing
Guide for exportation of PDFs [PDF]
Practical guide for the exportation of PDF files from both InDesign and Quark v8