by Calvin S. Hall & Gradner Lindzey $11.00
by M. Amin Summa $30.00
by Emanuel Gerrit Singgih, Ph.D. $7.00
by $6.00
by Dr. K.H. Didin Hafidhuddin, M.Sc $7.00
by Dr. Abd. Gani Abdullah, S.H. $6.00
by Hanafi Asmawi $0.00
by Suyonodarsono $0.00
by Victor Situmorang, S.H $7.00