Spanish Verbs Made Simple(r)
It is certainly evident that Spanish Verbs Made Simple(r) is the work of someone who has spent a professional lifetime—and then some—teaching Spanish grammar. The pitch seems to me perfect: it is a detailed, complex, and [virtually] complete treatment, without engaging in useless simplifications or complicated linguistically technical discussions that students (and many professors) are unable to grasp. (David William Foster, coauthor of The Writer's Reference Guide to Spanish)