APA
"Colonial Annual Report 1., "Colonial Annual Report 1., ."Sarawak, 1947-49". : .
Chicago
"Colonial Annual Report 1947-49", "Colonial Annual Report 1947-49", ."Sarawak, 1947-49". : .
Harvard
"Colonial Annual Report 1., "Colonial Annual Report 1., ."Sarawak, 1947-49". : .
MLA
"Colonial Annual Report 1947-49", "Colonial Annual Report 1947-49", .: . .
