This photography book, titled "Photography in Focus: A Basic Text" was published in 1981. It is written in English by authors Ken Kokrda and Mark Jacobs, and published by National Textbook Company. The book covers various aspects of photography and is a great resource for beginners. Whether you are interested in portrait photography or landscape photography, this book has something for everyone. It is a must-have for anyone who is passionate about photography and wants to learn the basics.