APA (7th ed.) Citation

Balachandra, D. F. (1991). Sri Lanka . Department of Posts. Department of Posts.

Chicago Style (17th ed.) Citation

Balachandra, D. F. Sri Lanka . Department of Posts. Colombo: Department of Posts, 1991.

MLA (9th ed.) Citation

Balachandra, D. F. Sri Lanka . Department of Posts. Department of Posts, 1991.

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