Tatang, A. (2011). Pokok Teori Sistem. Gramedia.
Chicago Style (17th ed.) CitationTatang, Amirin. Pokok Teori Sistem. Gramedia, 2011.
MLA (8th ed.) CitationTatang, Amirin. Pokok Teori Sistem. Gramedia, 2011.
Warning: These citations may not always be 100% accurate.