READER INVOLVEMENT AND THOUGHT ARE ENCOURAGED THROUGH NUMEROUS 'HOW TO' EXAMPLES DESIGNED TO STIMULATE PRACTICAL APPLICATION OF BASIC THEORY. THE TEXT'S PRESENTATION ALLOWS AN INSTRUCTOR OPPORTUNITY TO RELATE HIS OWN EXPERTISE AND ORIENTATION TO THE MATERIAL. SELECTIVE IN ITS COVERAGE, IT INCLUDES INFORMATION ON TECHNICAL SERVICES AVAILABLE TO THE MODERN INVESTIGATOR AND PROVIDES A SUCCINCT INTRODUCTION TO RELEVANT CRIMINAL LAW. THIS BOOK IS NOT INTENDED AS A TRAINING MANUAL. IT SHOULD, HOWEVER, LAY A FOUNDATION THAT WILL ASSIST THE STUDENT-READER IN ACQUIRING MORE ADVANCED KNOWLEDGE AND SPECIALIZED EXPERTISE BY FURTHER STUDY AND/OR PRACTICAL EXPERIENCE IN THE FIELD OF LAW ENFORCEMENT. AN INDEX IS PROVIDED. (AUTHOR ABSTRACT)...ELW