Gaya APA

al-qarni, ', I, A. (2005). Don't be sad (Cetakan ke Satu). Riyadh Saudi: Internatonal islamic publishing house.

Gaya MLA

al-qarni, 'Aaidh, Ibn, Abdullah. "Don't be sad". Cetakan ke Satu Riyadh Saudi: Internatonal islamic publishing house, 2005. Text.