Research ,Reference And Training Division. (1981). India 1981 - A Reference Annual.
シカゴスタイル引用形Research ,Reference And Training Division. India 1981 - A Reference Annual. Publication Division ., Govt. Of India, 1981.
MLA引用形式Research ,Reference And Training Division. India 1981 - A Reference Annual. 1981.
警告: この引用は必ずしも正確ではありません.