Textbook and problem set for the Water Supply Equipment Construction Chief Engineer Examination. - Title: Water Supply Equipment Construction Chief Engineer Examination Textbook & Problem Set - Publisher: Seibido Publishing - Contents: A book that combines a textbook and a problem set for exam preparation. - Features: Easy-to-understand explanations with illustrations. - Price: 1800 yen Thank you for viewing. All pencil markings have been erased. I passed the exam by solving past questions for seven years based on this reference book.