This is an excellent review of the species of social Vespidae worldwide.

Here is a link to a readable copy: http://books.google.com/books?id=QeGVqmfs_nIC&printsec=frontcover&dq=social+biology+of+wasps&hl=en&sa=X&ei=UpttUuC2BqWF2QXb-4CABA&ved=0CC8Q6AEwAA#v=onepage&q=social%20biology%20of%20wasps&f=false

Here is a link to a readable/downloadable copy of Albert Greene's review of Dolichovespula and Vespula in this book (Chapter 8): http://www.academia.edu/4434375/Greene_1991_Dolichovespula_and_Vespula_In_Ross_and_Matthews_ed_The_social_biology_of_wasps_1991_