Books of Ludlum, the infinity affair

I have a strange problem and that is that I can't find a book who must exists. The book that I'm looking for is "The infinity affairs" from Ludlum. But when I think I find one, they show another book and that is "The Ares decission". The first book story is about (quoting): "The murder of two fellow microbiologists and a bizarre act of ecological sabotage draws Lt. Colonel Jon Smith and the...more