Restrepo Betancur, L. F., & Montoya Grajales, W. D. (2016). Information Technologies: Analysis of patented inventions between continents for the period 1980 to 2010.
استشهاد بنمط شيكاغوRestrepo Betancur, Luis Fernando, و William David Montoya Grajales. Information Technologies: Analysis of Patented Inventions between Continents for the Period 1980 to 2010. 2016.
MLA استشهادRestrepo Betancur, Luis Fernando, و William David Montoya Grajales. Information Technologies: Analysis of Patented Inventions between Continents for the Period 1980 to 2010. 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.