Không rõ. (1990). Computer Communication Systems. NOTNXB.
シカゴスタイル引用形Không rõ. Computer Communication Systems. NOTNXB, 1990.
MLA引用形式Không rõ. Computer Communication Systems. NOTNXB, 1990.
警告: この引用は必ずしも正確ではありません.
APA引用形式
Không rõ. (1990). Computer Communication Systems. NOTNXB.
シカゴスタイル引用形Không rõ. Computer Communication Systems. NOTNXB, 1990.
MLA引用形式Không rõ. Computer Communication Systems. NOTNXB, 1990.