Orellana-Guevara, C. (2021). How to define a research problem? ABP Proposal for Educational Management.
استشهاد بنمط شيكاغوOrellana-Guevara, Catty. How to Define a Research Problem? ABP Proposal for Educational Management. 2021.
MLA استشهادOrellana-Guevara, Catty. How to Define a Research Problem? ABP Proposal for Educational Management. 2021.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.