Yup, G11 is fine, and after a full flush G12/12+/12++ will work well too... they supersede G11, and may be easier to find these days than the original G11.
Most of the data on fluids (oil, coolant, etc) is in the first chapter "Maintenance". Yes, the Bentley is the official service manual, and if it looks like a zeroxed copy perhaps it is...what colour is the cover? Having said that, the pictures are generally "old-skool" contrast because they are reused across manuals and decades... you can look at the early Beetle manuals and find some pictures that still appear in the MK4 manual.