``This is a really interesting book that serves as a self-contained text for a course on the theory of Oka's coherence and the Oka-Cartan fundamental theorems, and some of their applications. It is based on the lectures that the author has delivered in the last ten years; this aspect is evident after analysing the creative and interesting order in which the main results are presented. ....... We think that the material in this book is so well organised that it can be used as the basic notes for teaching two or three consecutive courses: .........'' (by E.S. Zeron)