Indian Standards Institution. (1969). Indian Standard: Specification for High Impact Polystyrene Sheet. Indian Standards Institution.
Chicago Edition CitationIndian Standards Institution. Indian Standard: Specification for High Impact Polystyrene Sheet. N.Delhi: Indian Standards Institution, 1969.
MLA引文Indian Standards Institution. Indian Standard: Specification for High Impact Polystyrene Sheet. Indian Standards Institution, 1969.
警告:這些引文格式不一定是100%准確.