Ali Asghar Semsar Yazdi / Majid Labbaf Khaneiki
Librería Samer Atenea
Kálamo Books
Librería Elías (Asturias)
Librería Kolima (Madrid)
Librería Proteo (Málaga)
This book is a small encyclopedia on qanat system, providing the readers with easy answers to their questions about different aspects of this ancient technology.