Textbook of Photochemistry

Pankaj Sethi, a lecturer of Media and Communication Studies is the author of a number of books and research papers on information technology.  His main research areas include digital media, telecommunications and the internet.  He has been a regular commentator on global media issues with appearances on radio and television programs and commen-taries for newspaper and magazine articles.  He has several books to his credit.  Some of his books on photo journalism have been very popular.