APA (7th ed.) Citation

Sri Lanka Customs. (2021). External trade statistics Sri Lanka: : 2021. Sri Lanka Customs.

Chicago Style (17th ed.) Citation

Sri Lanka Customs. External Trade Statistics Sri Lanka: : 2021. Colombo: Sri Lanka Customs, 2021.

MLA (9th ed.) Citation

Sri Lanka Customs. External Trade Statistics Sri Lanka: : 2021. Sri Lanka Customs, 2021.

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