Gw mau tau Réferènsi dari Indhustri abot. Jelasin dalam bahasa jawa

Morris Teubal, Heavy and Light Industry in Economic Development The American Economic Review, Vol. 63, No. 4. (Sep., 1973), pp. 588–596.

Some Definitions in the Vocabulary of Geography, IV, British Association Glossary Committee, The Geographical Journal, Vol. 118, No. 3. (Sep., 1952), pp. 345–346.