Ådna, G. M. (2014). Muhammad and the formation of sacrifice. PL Academic Research.
Citazione stile Chigago Style (17a edizione)Ådna, Gerd Marie. Muhammad and the Formation of Sacrifice. Frankfurt am Main, [Germany]: PL Academic Research, 2014.
Citatione MLA (9a ed.)Ådna, Gerd Marie. Muhammad and the Formation of Sacrifice. PL Academic Research, 2014.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.