Azrien Borhan. Tembok Zulqarnain sudah bolos / Azrien Borhan. - Batu Caves, Selangor : Must Read, 2013. - xiv, 130 p. : ill. ; 23 cm. Rujukan : p. 129-130 ISBN: 9789670392547 (pbk.) RM16.90 Subjects--Topical Terms: End of the world (Islam)Islamic eschatology