Marwan, P. A. An experimental study on the relationship of knowledge of results and specific of goal setting to task performance of groups.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Marwan, Priyono A. An Experimental Study on the Relationship of Knowledge of Results and Specific of Goal Setting to Task Performance of Groups.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Marwan, Priyono A. An Experimental Study on the Relationship of Knowledge of Results and Specific of Goal Setting to Task Performance of Groups.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.