Fortran for Scientists & Engineers by Stephen J. Chapman (Author) is the 4th edition published in March 2017 by McGraw Hill. This comprehensive guide serves as both a foundational textbook and a professional reference for individuals engaged in scientific and engineering fields. The book covers fundamental Fortran language concepts alongside best practices that ensure the creation of efficient, maintainable code. It includes clear explanations of Fortran syntax and programming procedures, making it accessible to beginners while also providing depth necessary for experienced practitioners. Throughout the text, readers will find a plethora of examples and exercises designed to reinforce understanding and tackle complex topics. Additionally, the book offers insights into interpreting legacy Fortran code, making it an invaluable resource for those working with older versions of the language as well.