APA引文

Singh, V. (1999). `O` level text-book: Module III : business systems........... Asian pub.

Chicago Style (17th ed.) Citation

Singh, Vishun. `O` Level Text-book: Module III : Business Systems........... Delhi: Asian pub, 1999.

MLA引文

Singh, Vishun. `O` Level Text-book: Module III : Business Systems........... Asian pub, 1999.

警告：這些引文格式不一定是100％准確.