Παραπομπή APA

Orellana-Guevara, C. (2021). How to define a research problem? ABP Proposal for Educational Management.

Παραπομπή Chicago Style

Orellana-Guevara, Catty. How to Define a Research Problem? ABP Proposal for Educational Management. 2021.

Παραπομπή MLA

Orellana-Guevara, Catty. How to Define a Research Problem? ABP Proposal for Educational Management. 2021.

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