by John M. Ortiz, Ph.D. $9.00
by Dr. Ibrahim Mulaakhathir $6.00
by Robert H. Thouless $7.00
by Drs. M.S. Tajul Khalwaty, A.S $9.00
by Dr. Rufus Pereira $6.00
by Syekh Muhammad bin Shalih Utsaimin $7.00
by K.H. Moenawar Chalil $11.00