330 Economics . Works on historical information of industrialization, child labor, labor leaders, and women in the workforce are maintained. Titles about environmental issues and famous environmentalists are maintained. Information for working young adults and advice for investing for the future are developed and maintained. 340 Laws .
Information regarding laws of interest to young adults is developed and maintained.
Topics of world law through the United Nations and war crimes are maintained. Works on the United States Constitution are maintained and interesting research cases such as school prayer, legal rights of children, and privacy issues are developed and maintained. Books on the judicial system and citizens rights to fair trials are maintained. 350 Public administration and military science . Public administration topics are not developed.