The ASNI/ASNT CP189-2016 Qualification of Nondestructive Testing Personnel textbook, published in 2016 by the American Society for Nondestructive Testing (ASNT), is a comprehensive resource for individuals seeking to enhance their knowledge and skills in non-destructive testing (NDT). Written in English and available in paperback format, this textbook covers a range of topics related to NDT, making it an essential tool for students, professionals, and anyone interested in the field. With expert authorship and a focus on practical applications, this textbook is a valuable asset for those looking to expand their understanding of NDT techniques and principles.