Columbia subject headings:
Makkāwī, ʻAbd al-Qawī.
Socialism--Yemen (Republic)--History.
Yemen (Republic)--Politics and government.
Harvard subject headings:
Makkāwī, ʻAbd al-Qawī
Socialism--Yemen, South.
Yemen, South--Politics and government.
Princeton subject headings:
Communism--Yemen (People's Democratic Republic).