Ahmad, K. (1989). Islam: Basic principles and charateristics. International Islamic Publishing House.
Citazione stile Chigago Style (17a edizione)Ahmad, Khurshid. Islam: Basic Principles and Charateristics. Riyadh, Saudi Arabia: International Islamic Publishing House, 1989.
Citatione MLA (9a ed.)Ahmad, Khurshid. Islam: Basic Principles and Charateristics. International Islamic Publishing House, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.