Gaya APA

Al-Qarni, Aidh Ibn Abdillah. (2004). Laa Tahzan Jangan Bersedih . : Irsyad Baitus Salam (IBS).

Gaya Chicago

Al-Qarni, Aidh Ibn Abdillah. Laa Tahzan Jangan Bersedih. : Irsyad Baitus Salam (IBS), 2004. Text.

Gaya MLA

Al-Qarni, Aidh Ibn Abdillah. Laa Tahzan Jangan Bersedih. : Irsyad Baitus Salam (IBS), 2004. Text.

Gaya Turabian

Al-Qarni, Aidh Ibn Abdillah. Laa Tahzan Jangan Bersedih. : Irsyad Baitus Salam (IBS), 2004. Print.