The book "Principles of Quantitative Equity Investing" by D. Ray, Sugata offers a comprehensive analysis of the principles behind quantitative equity investing. Published by Pearson Education in 2015, this textbook delves into the world of investments, securities, portfolio management, and online trading. Written in English and presented in a hardcover format, this 224-page book provides valuable insights for students and professionals interested in the field of finance and economics. With a focus on general principles and practical applications, this book is a valuable resource for anyone looking to deepen their understanding of quantitative equity investing.