توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Sukandar, J. (1993). Comparative Approaches in Developing Inventory of Roles and Communication Skills for Training Needs Assessment of Frontline Extension Workers.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Sukandar, Jauhari. Comparative Approaches in Developing Inventory of Roles and Communication Skills for Training Needs Assessment of Frontline Extension Workers. 1993.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Sukandar, Jauhari. Comparative Approaches in Developing Inventory of Roles and Communication Skills for Training Needs Assessment of Frontline Extension Workers. 1993.