Gaya APA

Umar, N. (2022). Makna Spiritual Haji & Umrah (Cet. 2). Jakarta: Nasaruddin Umar Office.

Gaya MLA

Umar, Nasaruddin. "Makna Spiritual Haji & Umrah". Cet. 2 Jakarta: Nasaruddin Umar Office, 2022. Text.