APA-referens (7:e uppl.)

Ceylon. Dept. of Industries. (1951). Administration report of the Acting Director of Industries for the years.

Chicago-referens (17:e uppl.)

Ceylon. Dept. of Industries. Administration Report of the Acting Director of Industries for the Years. Colombo, 1951.

MLA-referens (8:e uppl.)

Ceylon. Dept. of Industries. Administration Report of the Acting Director of Industries for the Years. 1951.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.