A good book for the bakers:

Flat Bread Technology

Authors: Qarooni, Jalal

Special features of the text include: processing methods of over 45 types of flat breads, including pizza, pita, corn and wheat flour tortillas, foccacia, matzo, rye breads' dosai and injera; theory and practice of sourdough production; technology of synthetic and naturally occurring emulsifiers, and their applications in food and flat bread industries; and a multitude of illustrations of breads and processing steps, names and addresses of over 90 suppliers of ingredients and machinery used in the production of flat breads in United States and Canada.

Keks of gratitude!