Johnson, B., & Johnson, B. (1981). Sri Lanka: Land, people and economy. Heinemann Educational Books.
Chicago Style (17th ed.) CitationJohnson, B.L.C, and B.L.C.;Serivenor Johnson. Sri Lanka: Land, People and Economy. Heinemann Educational Books, 1981.
MLA (9th ed.) CitationJohnson, B.L.C, and B.L.C.;Serivenor Johnson. Sri Lanka: Land, People and Economy. Heinemann Educational Books, 1981.
Warning: These citations may not always be 100% accurate.