Tilia, have a go at some of these to build a basic understanding of Mistletoes in general and the Australian species....
Focussed soley on USA Dwarf Mistletoes...but absolutely great depth and detail unmatched elsewhere!!
Dwarf Mistletoes: Biology, Pathology, and Systematics
USFD information site very good quality
RMRS - Rocky Mountain Research Station
USA based site with very comprehensive and indepth info about not just mistletoes but almost all other parasitic plants!!
The Parasitic Plant Connection
Another great site....UK europe focus but excellent quality of info
Mistletoe Pages: Homepage
NSW/Oz info basic
Mistletoe
Do you really need more??????
If so I have some pdf's and papers that might be of interest.