APA (7th ed.) Citation

(1993). Sri Lanka standards yearbook 1993. Sri Lanka Standards Institution.

Chicago Style (17th ed.) Citation

Sri Lanka Standards Yearbook 1993. Colombo: Sri Lanka Standards Institution, 1993.

MLA (9th ed.) Citation

Sri Lanka Standards Yearbook 1993. Sri Lanka Standards Institution, 1993.

Warning: These citations may not always be 100% accurate.