Tengtarto JAG. INFLUENCES OF INTERNAL ENVIRONMENT, EXTERNAL ENVIRONMENT, BUSINESS ETHICS AND ENTREPRENEURSHIP TOWARD BUSINESS PERFORMANCES THROUGH DIFFERENTIATION STRATEGIES AND COMPETING SUPERIORITIES IN SMALL INDUSTRIES IN SURABAYA CITY: INFLUENCES OF INTERNAL ENVIRONMENT, EXTERNAL ENVIRONMENT, BUSINESS ETHICS AND ENTREPRENEURSHIP TOWARD BUSINESS PERFORMANCES THROUGH DIFFERENTIATION STRATEGIES AND COMPETING SUPERIORITIES IN SMALL INDUSTRIES. ABR [Internet]. 2020Jan.20 [cited 2024Apr.19];8(1):138-51. Available from: https://journals.scholarpublishing.org/index.php/ABR/article/view/7551