A speech on administration of justice, has to have

• An overview or summary of administration of justice
• The nature of the job (what do you do?) and some responsibilities
• Qualifications, including education, personal qualities, skills, and abilities, needed for this line of work
• Average salary, and any challenges involved in pursuing the career, including how easy or difficult it is to find employment
• Why you choose this career or field, and describe your qualifications/skills that complement the career
• If desired: any shortcomings of yours (e.g. lack of experience or skills at this time) and how you plan to address those shortcomings

You need to use a minimum of three sources. Those sources can be books, magazines, Internet websites, personal interviews, videos, documentaries, etc.