توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

HANKS KURT. (1991). MOTIVATING PEOPLE: HOW TO MOTIVATE OTHERS TO DO WHATE YOU WANT, AND THANK YOU FOR THE OPPORTUNITY. CRISP PUBLICATION.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

HANKS KURT. MOTIVATING PEOPLE: HOW TO MOTIVATE OTHERS TO DO WHATE YOU WANT, AND THANK YOU FOR THE OPPORTUNITY. U S A: CRISP PUBLICATION, 1991.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

HANKS KURT. MOTIVATING PEOPLE: HOW TO MOTIVATE OTHERS TO DO WHATE YOU WANT, AND THANK YOU FOR THE OPPORTUNITY. CRISP PUBLICATION, 1991.