Verbos irregulares (Español)

Learn Spanish easily..This is a grammar book especially for learning irregular verbs in Spanish, but it also contains further grammar entries such as por vs. para, the use of the subjuntivo and imperfecto vs. indefinido.
(Also suitable as a reference book for A2 and B1)
(how nice it would be if you had the regular verbs and the most important irregular verbs in almost all tenses and moods in a book to look up..?)
(With exercise part and solutions)