Sri Lanka Standards Institution. (1996). Specification for cotton sewing threads (first revision). Sri Lanka Standards Institution.
Chicago Style (17th ed.) CitationSri Lanka Standards Institution. Specification for Cotton Sewing Threads (first Revision). Colombo: Sri Lanka Standards Institution, 1996.
MLA (9th ed.) CitationSri Lanka Standards Institution. Specification for Cotton Sewing Threads (first Revision). Sri Lanka Standards Institution, 1996.
Warning: These citations may not always be 100% accurate.