"This research guide, based on International Tax Law: A Legal Research Guide (Buffalo: Hein, 2011) by Christopher C. Dykes, is designed to provide a starting point for...
Yale's guide to locating relevant print and electronic, foreign and international tax research resources.
Guide to the Latin American Collection at Yale University; the Subject Guides are especially helpful
Chow, Daniel C. K. (2003) - F&I REF, LES
An Introduction to Sources
University of Washington - Gallagher Law Library