The Science of Simran

Giani Harbhajan Singh (USA)

Giani Amrik Singh (Chandigarh Wale)

Harbhajan Singh Khalsa Yogiji

Baba Hari Singh (Randhawa)

Prof Darshan Singh Khalsa

Dharam Singh Nihang Singh

Bhai Ram Singh Kathavachak

Sant Sujan Singh

Giani Jangbir Singh

Harman Singh (Basics of Sikhi)