Title: Meiguo di yi fu ren de zuo yong
Description: Ben shu yan jiu le li jie mei guo zong tong fu ren zai mei guo zheng zhi zhong de zuo yong, yi fen lei de fang fa ti chu zong tong fu ren zhe yi zhi wei de te shu yi yi.
Subjects: Presidents' spouses, History, Zong tong, Qin shu, Zuo yong, Yan jiu
Places: United States, Mei guo