Index Canonicus

Παραπομπή σε μορφή APA (7η εκδ.)

Hasan, N. (1984). Social security system of Islam: With special reference to zakāh. Research series in English.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hasan, Najmul. "Social Security System of Islam: With Special Reference to Zakāh." Research Series in English 1984.

Παραπομπή σε μορφή MLA (9th εκδ.)

Hasan, Najmul. "Social Security System of Islam: With Special Reference to Zakāh." Research Series in English, 1984.