This hardcover book, titled “DC Theory” and authored by NJATC, is a valuable addition to any student’s library. Published in 2010 by the Electrical Training Alliance, this third edition textbook covers the subject of mathematics in the context of DC Theory. The book is written in English and is perfect for those interested in the subject of general mathematics. The book is categorized as a textbook and falls under the categories of Textbooks, Education & Reference and Books & Magazines. The aspects of the book include the artist NJATC, the publisher Electrical Training Alliance, and the subject area of mathematics. This book is an excellent resource for anyone interested in DC Theory and is sure to be a valuable addition to any collection. 1 GWO