1, survey methodology: The content system is divided into three parts: The first part is the introduction, which mainly discusses the ontological content of survey methodology. The second part is the principle of investigation methods, focusing on the concept and characteristics of investigation methods, the structure and types of investigation methods, the status of investigation methods in the investigation system and the decision-making, implementation, evaluation and revision of investigation methods.

The third part is a special investigation method, which introduces several investigation methods, and expounds the mechanism, procedure and problems that should be paid attention to.

2. Criminal Investigation: The author is kells Publishing Company, published by Electric Power in 2005. When DNA evidence is used in court, the prosecutor must be able to show that DNA is not contaminated. When dealing with DNA, we should be careful; The crime scene must be protected, and those who handle DNA must wear protective clothing.

3. Description of the latest applicable laws on the filing and prosecution standards and conviction and sentencing of criminal cases under the jurisdiction of criminal investigation departments of public security organs: For criminal cases under the jurisdiction of criminal investigation departments of public security organs, the existing effective legal provisions and judicial interpretations are used to systematically interpret the filing and prosecution standards and conviction and sentencing standards, providing practical, accurate and novel references for prosecutors, lawyers, companies and legal workers to handle criminal cases.

4. Thirty-six strategies and criminal investigation: This book is written by grassroots criminal investigation experts and is the practice and arrangement of Comrade Yao's long-term detection of a series of criminal cases. It completely introduces the relevant theories of solving a series of criminal cases, and provides systematic theoretical and empirical guidance for investigators to solve a series of criminal cases, which has high theoretical and practical value.

5. Criminal Investigation: published by China University of Political Science and Law Press on June 5438+0 1, 2003, by Cheng Junwei. This book mainly tells the relevant knowledge of criminal investigation, and studies criminal behavior, investigation behavior and its contradictory laws and investigation countermeasures.