HM, Z. (2014). Happy Morning: Rahasia kekuatan Bangun Pagi. Renebook.
Chicago Style (17th ed.) CitationHM, ZAENUDDIN. Happy Morning: Rahasia Kekuatan Bangun Pagi. Renebook, 2014.
MLA (8th ed.) CitationHM, ZAENUDDIN. Happy Morning: Rahasia Kekuatan Bangun Pagi. Renebook, 2014.
Warning: These citations may not always be 100% accurate.