Columbia subject headings:
Chen, Boda, 1904-1989--Political and social views.
Mao, Zedong, 1893-1976--Political and social views.
Harvard subject headings:
Chen, Boda, 1904-1989--Political and social views.
Mao, Zedong, 1893-1976--Political and social views.
Princeton subject headings:
Chen, Boda, 1904-1989--Political and social views.
Mao, Zedong, 1893-1976--Political and social views.