Gaya APA

Lodico, M, G. (2010). Methods in educational research: from theory to practice (Ed.2., Cet..10). Usa: Jossey bass a wiley imprint.

Gaya MLA

Lodico, Marguerite, G. "Methods in educational research: from theory to practice". Ed.2., Cet..10 Usa: Jossey bass a wiley imprint, 2010. Text.