Columbus, L. (1992). Learn harvard graphics 3.0 in a day. BPB Publications.
シカゴスタイル引用形Columbus, Louis. Learn Harvard Graphics 3.0 in a Day. New Delhi: BPB Publications, 1992.
MLA引用形式Columbus, Louis. Learn Harvard Graphics 3.0 in a Day. BPB Publications, 1992.
警告: この引用は必ずしも正確ではありません.