Indian Standards Institution. (1968). Indian Standard: Specification for Plastic Water-Closet Seats and Covers. Indian Standards Institution.
シカゴスタイル引用形Indian Standards Institution. Indian Standard: Specification for Plastic Water-Closet Seats and Covers. N.Delhi: Indian Standards Institution, 1968.
MLA引用形式Indian Standards Institution. Indian Standard: Specification for Plastic Water-Closet Seats and Covers. Indian Standards Institution, 1968.
警告: この引用は必ずしも正確ではありません.