Jack R Frankal & Norman E Wallen. (2006). How To Design And Evaluate Research In Education (VIth.ed.). McGrow Hall.
استشهاد بنمط شيكاغوJack R Frankal و Norman E Wallen. How To Design And Evaluate Research In Education. VIth.ed. Boston: McGrow Hall, 2006.
MLA استشهادJack R Frankal و Norman E Wallen. How To Design And Evaluate Research In Education. VIth.ed. McGrow Hall, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.