Massialas, B. G. ,., & Smith, F. R. ,. (1965). New challenges in the social studies: Implications of Research Teaching. Belmont, California: Wadsworth Pub. Co..
استشهاد بنمط شيكاغوMassialas, Byron G ,, و Frederick R. Smith. New Challenges in the Social Studies: Implications of Research Teaching. Belmont, California: Wadsworth Pub. Co., 1965.
MLA استشهادMassialas, Byron G ,, و Frederick R. Smith. New Challenges in the Social Studies: Implications of Research Teaching. Belmont, California: Wadsworth Pub. Co., 1965.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.