Leslie Sawhny Programme of Training for Democracy & Goyder, G. (1980). Trusteeship: A possible solution to problems of power, exploitation, conflict, and alienation. Leslie Sawhny Programme of Training for Democracy : Distributors, India Book House.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Leslie Sawhny Programme of Training for Democracy و George Goyder. Trusteeship: A Possible Solution to Problems of Power, Exploitation, Conflict, and Alienation. Bombay: Leslie Sawhny Programme of Training for Democracy : Distributors, India Book House, 1980.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Leslie Sawhny Programme of Training for Democracy و George Goyder. Trusteeship: A Possible Solution to Problems of Power, Exploitation, Conflict, and Alienation. Leslie Sawhny Programme of Training for Democracy : Distributors, India Book House, 1980.