Introduction to Logic is a proven textbook that has been honed through the collaborative efforts of many scholars over the last five decades.  Its scrupulous attention to detail and precision in exposition and explanation is matched by the greatest accuracy in all associated detail.  In addition, it continues to capture student interest through its personalized human setting and current examples. The 14th Edition of Introduction to Logic, written by Copi, Cohen & McMahon, is dedicated to the many thousands of students and their teachers - at hundreds of universities in the United States and around the world - who have used its fundamental methods and techniques of correct reasoning in their everyday lives.

逻辑学导论》是一本经过验证的教科书，是在过去五十年里通过许多学者的合作努力而磨练出来的。 它对细节的严格关注和对论述和解释的精确性，与所有相关细节的最大准确性相匹配。 此外，它还通过其个性化的人文环境和当前的例子继续吸引学生的兴趣。由Copi, Cohen & McMahon编写的第14版《逻辑学导论》是献给成千上万的学生和他们的老师--在美国和世界各地的数百所大学--他们在日常生活中使用其正确推理的基本方法和技巧。