توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

SHARDA, S. (1974). Sufi thought: Its development in Punjab and its impact on Panjabi literature from Baba Farid to 1850 A.D. Munshiram Manoharlal.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

SHARDA, S.R. Sufi Thought: Its Development in Punjab and Its Impact on Panjabi Literature from Baba Farid to 1850 A.D. New Delhi: Munshiram Manoharlal, 1974.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

SHARDA, S.R. Sufi Thought: Its Development in Punjab and Its Impact on Panjabi Literature from Baba Farid to 1850 A.D. Munshiram Manoharlal, 1974.