Columbia subject headings:
Islam--20th century.
Jamʻīyat al-Ikhwān al-Muslimīn (Egypt)
Harvard subject headings:
Islam--20th century
Jamʻīyat al-Ikhwān al-Muslimīn (Egypt)
Princeton subject headings:
Islam--20th century.
Islam--Doctrines.
Jamʻīyat al-Ikhwān al-Muslimīn (Egypt)