توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Pan, J., & Cocks, A. (1993). THE EFFECT OF GRAIN-SIZE ON THE STRESS AND VELOCITY-FIELDS AHEAD OF A CRACK IN A MATERIAL WHICH DEFORMS BY COBLE CREEP.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Pan, J., و A. Cocks. THE EFFECT OF GRAIN-SIZE ON THE STRESS AND VELOCITY-FIELDS AHEAD OF A CRACK IN A MATERIAL WHICH DEFORMS BY COBLE CREEP. 1993.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Pan, J., و A. Cocks. THE EFFECT OF GRAIN-SIZE ON THE STRESS AND VELOCITY-FIELDS AHEAD OF A CRACK IN A MATERIAL WHICH DEFORMS BY COBLE CREEP. 1993.