Corporation, Q. (1991). Menggunakan 1-2-3 Release 2.2. Erlangga.
Chicago Style (17th ed.) CitationCorporation, Que. Menggunakan 1-2-3 Release 2.2. Erlangga, 1991.
MLA (8th ed.) CitationCorporation, Que. Menggunakan 1-2-3 Release 2.2. Erlangga, 1991.
Warning: These citations may not always be 100% accurate.