Dan Gartrell. (2007). A guidance approach for the encouraging classroom. Clifton Park: Thomson Delmar Learning.
استشهاد بنمط شيكاغوDan Gartrell. A Guidance Approach for the Encouraging Classroom. Clifton Park: Thomson Delmar Learning, 2007.
MLA استشهادDan Gartrell. A Guidance Approach for the Encouraging Classroom. Clifton Park: Thomson Delmar Learning, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.