Roxborough, I., & Ghazali Mahyudin. (1983). Teori-teori kemunduran. Kuala Lumpur: Dewan Bahasa Dan Pustaka.
Chicago Style CitationRoxborough, Ian, and Ghazali Mahyudin. Teori-teori Kemunduran. Kuala Lumpur: Dewan Bahasa Dan Pustaka, 1983.
MLA CitationRoxborough, Ian, and Ghazali Mahyudin. Teori-teori Kemunduran. Kuala Lumpur: Dewan Bahasa Dan Pustaka, 1983.
Warning: These citations may not always be 100% accurate.