Iwan Januar. (2007). Sex before married. Jakarta: Gema Insani.
Chicago Style CitationIwan Januar. Sex Before Married. Jakarta: Gema Insani, 2007.
MLA引文Iwan Januar. Sex Before Married. Jakarta: Gema Insani, 2007.
警告：這些引文格式不一定是100％准確.
APA引文