Karim, Sayyid (ed). "Al-Villa fi al-Kharij: Suwissra (Max Ernst Haefeli)." Majallat al-Imarah 1, nos. 3 & 4 (1939): 190-191. [French: "Les villas à l'étranger: Suisse." / English: "Villas Abroad: Switzerland."]
Ibrahim Sayed Karim on behalf of Majallat al-Imarah