Grim, B., Todd, J., Skirbekk, V., & Zurlo, G. (2014). Yearbook of International Religious Demography 2014. Leiden: BRILL.
استشهاد بنمط شيكاغوGrim, Brian., Johnson Todd, Vegard Skirbekk, و Gina Zurlo. Yearbook of International Religious Demography 2014. Leiden: BRILL, 2014.
MLA استشهادGrim, Brian., Johnson Todd, Vegard Skirbekk, و Gina Zurlo. Yearbook of International Religious Demography 2014. Leiden: BRILL, 2014.