| Acknowledgements | 第3-4页 |
| 摘要 | 第4-5页 |
| Abstract | 第5-6页 |
| Chapter Ⅰ Introduction | 第9-12页 |
| 1.1 Background | 第9-10页 |
| 1.2 Research Objective | 第10-12页 |
| Chapter Ⅱ Literature Review | 第12-28页 |
| 2.1 Theoretical Approach | 第12-16页 |
| 2.1.1 Political Communication | 第12-13页 |
| 2.1.2 Hallin and Mancini's Three Models and Four Dimensions of Media Systems | 第13-16页 |
| 2.2 Domestic Situation of the US, Russia, and Turkey | 第16-21页 |
| 2.2.1 Domestic Situation of the US | 第16-18页 |
| 2.2.2 Domestic Situation of Russia | 第18-20页 |
| 2.2.3 Domestic Situation of Turkey | 第20-21页 |
| 2.3 External Situation of the US, Russia and Turkey | 第21-24页 |
| 2.4 Previous Studies Related to the Subject | 第24-26页 |
| 2.5 Significance of Research | 第26-28页 |
| Chapter Ⅲ Research Design | 第28-36页 |
| 3.1 Research Questions | 第28页 |
| 3.2 Methodology | 第28-29页 |
| 3.3 Data Collection | 第29-36页 |
| 3.3.1 Media Selection | 第30页 |
| 3.3.2 Sample Collection | 第30-31页 |
| 3.3.3 Design of Coding Sheet | 第31-35页 |
| 3.3.4 Data Analysis | 第35-36页 |
| Chapter Ⅳ Findings | 第36-88页 |
| 4.1 Analysis of Publication Date and Number of Reports | 第36-37页 |
| 4.2 Analysis of News Sources | 第37-51页 |
| 4.2.1 Analysis of Different Types of Sources in RT,AA, and CNN | 第38-45页 |
| 4.2.2 Analysis of Different Types of Sources in Each Media | 第45-47页 |
| 4.2.3 Analysis of How Each Media Used Different Countries' Sources | 第47-51页 |
| 4.3 Analysis of Topic Choosing | 第51-54页 |
| 4.4 Analysis of Key words | 第54-84页 |
| 4.4.1 Analysis of Word Frequency | 第54-60页 |
| 4.4.2 Analysis of Nations Mentioned | 第60-62页 |
| 4.4.3 Analysis of Other Key Words and Phrases | 第62-73页 |
| 4.4.4 Analysis of Clusters | 第73-84页 |
| 4.5 Writing Style | 第84-88页 |
| Chapter Ⅴ Discussion | 第88-93页 |
| 5.1 The Development of Media Markets | 第88页 |
| 5.2 Political Parallelism | 第88-89页 |
| 5.3 The Development of Journalistic Professionalism | 第89-90页 |
| 5.4 The Degree and Nature of State Intervention in the Media System | 第90-93页 |
| Chapter Ⅵ Conclusion | 第93-96页 |
| 6.1 Limitations | 第94-95页 |
| 6.2 Future Research | 第95-96页 |
| Notes | 第96-97页 |
| References | 第97-99页 |
