Wolfgang, C. H. (1999). Strategies for teaching self-discipline in the middle grades. Allyn and Bacon.
استشهاد بنمط شيكاغوWolfgang, Charles H. Strategies for Teaching Self-discipline in the Middle Grades. Allyn and Bacon, 1999.
MLA استشهادWolfgang, Charles H. Strategies for Teaching Self-discipline in the Middle Grades. Allyn and Bacon, 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.